./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c4f91361 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 a82ce6420bb3a33f545de9c61d1c9b088648b3b20e86d3c3faffeeee8d72c08d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-c4f9136-m [2023-11-23 14:55:39,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 14:55:39,863 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 14:55:39,871 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 14:55:39,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 14:55:39,899 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 14:55:39,899 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 14:55:39,900 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 14:55:39,901 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 14:55:39,907 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 14:55:39,907 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 14:55:39,908 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 14:55:39,909 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 14:55:39,910 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 14:55:39,911 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 14:55:39,911 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 14:55:39,911 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 14:55:39,911 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 14:55:39,912 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 14:55:39,912 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 14:55:39,912 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 14:55:39,913 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 14:55:39,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 14:55:39,913 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 14:55:39,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 14:55:39,914 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 14:55:39,914 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 14:55:39,915 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 14:55:39,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 14:55:39,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 14:55:39,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 14:55:39,916 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 14:55:39,916 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 14:55:39,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 14:55:39,917 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 14:55:39,917 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 14:55:39,917 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 14:55:39,917 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 14:55:39,918 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 14:55:39,918 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a82ce6420bb3a33f545de9c61d1c9b088648b3b20e86d3c3faffeeee8d72c08d [2023-11-23 14:55:40,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 14:55:40,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 14:55:40,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 14:55:40,177 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 14:55:40,177 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 14:55:40,179 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i [2023-11-23 14:55:41,336 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 14:55:41,908 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 14:55:41,909 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i [2023-11-23 14:55:41,962 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a35bf4375/a1eaebdf977c4b04909c2df8d752a808/FLAG39905758e [2023-11-23 14:55:41,979 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a35bf4375/a1eaebdf977c4b04909c2df8d752a808 [2023-11-23 14:55:41,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 14:55:41,984 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 14:55:41,986 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 14:55:41,986 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 14:55:41,991 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 14:55:41,992 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:55:41" (1/1) ... [2023-11-23 14:55:41,993 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@653e360a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:41, skipping insertion in model container [2023-11-23 14:55:41,993 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:55:41" (1/1) ... [2023-11-23 14:55:42,169 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 14:55:44,717 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i[342349,342362] [2023-11-23 14:55:44,722 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i[342494,342507] [2023-11-23 14:55:44,772 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 14:55:44,820 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 14:55:44,946 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"); [5426] [2023-11-23 14:55:44,949 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)); [5433] [2023-11-23 14:55:44,950 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5440] [2023-11-23 14:55:44,955 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/dfbfd2da522a1f5f4786ee57b863db44/klever-core-work-dir/de2fed6/linux-alloc-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5497-5498] [2023-11-23 14:55:44,955 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"); [5503-5505] [2023-11-23 14:55:44,958 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ (" addl %1,%0\n adcl $0xffff,%0": "=r" (sum): "r" (sum << 16), "0" (sum & 4294901760U)); [5607] [2023-11-23 14:55:44,964 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)); [5671-5672] [2023-11-23 14:55:44,965 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)); [5705-5706] [2023-11-23 14:55:44,971 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (103), "i" (12UL)); [5742-5743] [2023-11-23 14:55:44,972 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (115), "i" (12UL)); [5779-5780] [2023-11-23 14:55:44,980 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/linux/netdevice.h"), "i" (502), "i" (12UL)); [6093-6094] [2023-11-23 14:55:44,981 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6100] [2023-11-23 14:55:44,995 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6731] [2023-11-23 14:55:44,999 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6816] [2023-11-23 14:55:45,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [6935] [2023-11-23 14:55:45,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6980] [2023-11-23 14:55:45,009 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7061] [2023-11-23 14:55:45,015 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7159] [2023-11-23 14:55:45,023 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7309] [2023-11-23 14:55:45,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7344] [2023-11-23 14:55:45,049 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7674] [2023-11-23 14:55:45,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8105] [2023-11-23 14:55:45,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8132] [2023-11-23 14:55:45,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8170] [2023-11-23 14:55:45,068 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [8319] [2023-11-23 14:55:45,077 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8681] [2023-11-23 14:55:45,079 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8756] [2023-11-23 14:55:45,174 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i[342349,342362] [2023-11-23 14:55:45,175 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i[342494,342507] [2023-11-23 14:55:45,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 14:55:45,382 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 14:55:45,389 INFO L206 MainTranslator]: Completed translation [2023-11-23 14:55:45,390 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:45 WrapperNode [2023-11-23 14:55:45,390 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 14:55:45,391 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 14:55:45,391 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 14:55:45,391 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 14:55:45,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:45" (1/1) ... [2023-11-23 14:55:45,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:45" (1/1) ... [2023-11-23 14:55:45,665 INFO L138 Inliner]: procedures = 455, calls = 2277, calls flagged for inlining = 223, calls inlined = 189, statements flattened = 5723 [2023-11-23 14:55:45,666 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 14:55:45,667 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 14:55:45,667 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 14:55:45,667 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 14:55:45,679 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:45" (1/1) ... [2023-11-23 14:55:45,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:45" (1/1) ... [2023-11-23 14:55:45,755 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:45" (1/1) ... [2023-11-23 14:55:46,559 INFO L175 MemorySlicer]: Split 1002 memory accesses to 23 slices as follows [2, 28, 8, 2, 3, 11, 8, 5, 50, 3, 5, 0, 2, 2, 5, 3, 1, 0, 8, 0, 8, 1, 847]. 85 percent of accesses are in the largest equivalence class. The 322 initializations are split as follows [2, 26, 8, 0, 0, 0, 1, 0, 40, 1, 0, 0, 0, 0, 5, 3, 0, 0, 8, 0, 8, 1, 219]. The 283 writes are split as follows [0, 0, 0, 1, 0, 0, 1, 2, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 277]. [2023-11-23 14:55:46,560 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:45" (1/1) ... [2023-11-23 14:55:46,560 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:45" (1/1) ... [2023-11-23 14:55:46,687 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:45" (1/1) ... [2023-11-23 14:55:46,706 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:45" (1/1) ... [2023-11-23 14:55:46,737 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:45" (1/1) ... [2023-11-23 14:55:46,759 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:45" (1/1) ... [2023-11-23 14:55:46,811 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 14:55:46,812 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 14:55:46,813 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 14:55:46,813 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 14:55:46,815 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:45" (1/1) ... [2023-11-23 14:55:46,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 14:55:46,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 14:55:46,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 14:55:46,869 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 14:55:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-23 14:55:46,913 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-23 14:55:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-23 14:55:46,914 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-23 14:55:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2023-11-23 14:55:46,914 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2023-11-23 14:55:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2023-11-23 14:55:46,915 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2023-11-23 14:55:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-23 14:55:46,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-23 14:55:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-23 14:55:46,915 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-23 14:55:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_wakeup [2023-11-23 14:55:46,915 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_wakeup [2023-11-23 14:55:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_wait_status [2023-11-23 14:55:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_wait_status [2023-11-23 14:55:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_set_rx_mode [2023-11-23 14:55:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_set_rx_mode [2023-11-23 14:55:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-23 14:55:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-23 14:55:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2023-11-23 14:55:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2023-11-23 14:55:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-23 14:55:46,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-23 14:55:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2023-11-23 14:55:46,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2023-11-23 14:55:46,918 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2023-11-23 14:55:46,918 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2023-11-23 14:55:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 14:55:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-23 14:55:46,919 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-23 14:55:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2023-11-23 14:55:46,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2023-11-23 14:55:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2023-11-23 14:55:46,920 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2023-11-23 14:55:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-23 14:55:46,921 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-23 14:55:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-23 14:55:46,921 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-23 14:55:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2023-11-23 14:55:46,921 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2023-11-23 14:55:46,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-23 14:55:46,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-23 14:55:46,922 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2023-11-23 14:55:46,922 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2023-11-23 14:55:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 14:55:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_clean_tx [2023-11-23 14:55:46,923 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_clean_tx [2023-11-23 14:55:46,923 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_stop_runtime [2023-11-23 14:55:46,923 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_stop_runtime [2023-11-23 14:55:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2023-11-23 14:55:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2023-11-23 14:55:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2023-11-23 14:55:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2023-11-23 14:55:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_resume [2023-11-23 14:55:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_resume [2023-11-23 14:55:46,924 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_inc_rxfree_index [2023-11-23 14:55:46,924 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_inc_rxfree_index [2023-11-23 14:55:46,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-23 14:55:46,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-23 14:55:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-23 14:55:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-23 14:55:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-23 14:55:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-23 14:55:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-23 14:55:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-23 14:55:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-23 14:55:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-23 14:55:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-23 14:55:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-23 14:55:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-23 14:55:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-23 14:55:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2023-11-23 14:55:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2023-11-23 14:55:46,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2023-11-23 14:55:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2023-11-23 14:55:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2023-11-23 14:55:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2023-11-23 14:55:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2023-11-23 14:55:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2023-11-23 14:55:46,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2023-11-23 14:55:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_remove_one [2023-11-23 14:55:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_remove_one [2023-11-23 14:55:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-23 14:55:46,929 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-23 14:55:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-23 14:55:46,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-23 14:55:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-23 14:55:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-23 14:55:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-23 14:55:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-23 14:55:46,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-23 14:55:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-23 14:55:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-23 14:55:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-23 14:55:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-23 14:55:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-23 14:55:46,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-23 14:55:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-23 14:55:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2023-11-23 14:55:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2023-11-23 14:55:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2023-11-23 14:55:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2023-11-23 14:55:46,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2023-11-23 14:55:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2023-11-23 14:55:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2023-11-23 14:55:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2023-11-23 14:55:46,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2023-11-23 14:55:46,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-23 14:55:46,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2023-11-23 14:55:46,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 14:55:46,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 14:55:46,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-23 14:55:46,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-23 14:55:46,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-23 14:55:46,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-23 14:55:46,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-23 14:55:46,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-23 14:55:46,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-23 14:55:46,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-23 14:55:46,937 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-23 14:55:46,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-23 14:55:46,939 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-23 14:55:46,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-23 14:55:46,940 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-23 14:55:46,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-23 14:55:46,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-23 14:55:46,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-23 14:55:46,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-23 14:55:46,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-23 14:55:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-23 14:55:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-23 14:55:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-23 14:55:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-23 14:55:46,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-23 14:55:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2023-11-23 14:55:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2023-11-23 14:55:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2023-11-23 14:55:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2023-11-23 14:55:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2023-11-23 14:55:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2023-11-23 14:55:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2023-11-23 14:55:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2023-11-23 14:55:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2023-11-23 14:55:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2023-11-23 14:55:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2023-11-23 14:55:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2023-11-23 14:55:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2023-11-23 14:55:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2023-11-23 14:55:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2023-11-23 14:55:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2023-11-23 14:55:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2023-11-23 14:55:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2023-11-23 14:55:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2023-11-23 14:55:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2023-11-23 14:55:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2023-11-23 14:55:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2023-11-23 14:55:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2023-11-23 14:55:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2023-11-23 14:55:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2023-11-23 14:55:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2023-11-23 14:55:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2023-11-23 14:55:46,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2023-11-23 14:55:46,951 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2023-11-23 14:55:46,951 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2023-11-23 14:55:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2023-11-23 14:55:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2023-11-23 14:55:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2023-11-23 14:55:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2023-11-23 14:55:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2023-11-23 14:55:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2023-11-23 14:55:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2023-11-23 14:55:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2023-11-23 14:55:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2023-11-23 14:55:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2023-11-23 14:55:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2023-11-23 14:55:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2023-11-23 14:55:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2023-11-23 14:55:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2023-11-23 14:55:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2023-11-23 14:55:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2023-11-23 14:55:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2023-11-23 14:55:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2023-11-23 14:55:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2023-11-23 14:55:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2023-11-23 14:55:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-23 14:55:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-23 14:55:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2023-11-23 14:55:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2023-11-23 14:55:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-23 14:55:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-23 14:55:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-23 14:55:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-23 14:55:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_close [2023-11-23 14:55:46,987 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_close [2023-11-23 14:55:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_tx_timeout [2023-11-23 14:55:46,987 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_tx_timeout [2023-11-23 14:55:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_alloc_rx_skb [2023-11-23 14:55:46,987 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_alloc_rx_skb [2023-11-23 14:55:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_issue_command [2023-11-23 14:55:46,987 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_issue_command [2023-11-23 14:55:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 14:55:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2023-11-23 14:55:46,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2023-11-23 14:55:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2023-11-23 14:55:46,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2023-11-23 14:55:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 14:55:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_process_response [2023-11-23 14:55:46,987 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_process_response [2023-11-23 14:55:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-23 14:55:46,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-23 14:55:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-23 14:55:46,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-23 14:55:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-23 14:55:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-23 14:55:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-23 14:55:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-23 14:55:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-23 14:55:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-23 14:55:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-23 14:55:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 14:55:46,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-23 14:55:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2023-11-23 14:55:46,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2023-11-23 14:55:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-23 14:55:46,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-23 14:55:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2023-11-23 14:55:46,990 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2023-11-23 14:55:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_num_free_tx [2023-11-23 14:55:46,990 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_num_free_tx [2023-11-23 14:55:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2023-11-23 14:55:46,992 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2023-11-23 14:55:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_reset [2023-11-23 14:55:46,992 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_reset [2023-11-23 14:55:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-23 14:55:46,992 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-23 14:55:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2023-11-23 14:55:46,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2023-11-23 14:55:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_inc_cmd_index [2023-11-23 14:55:46,992 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_inc_cmd_index [2023-11-23 14:55:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2023-11-23 14:55:46,992 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2023-11-23 14:55:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_fill_free_ring [2023-11-23 14:55:46,992 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_fill_free_ring [2023-11-23 14:55:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 14:55:46,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 14:55:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-23 14:55:46,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-23 14:55:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-23 14:55:46,993 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-23 14:55:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-23 14:55:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-23 14:55:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-23 14:55:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-23 14:55:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-23 14:55:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-23 14:55:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-23 14:55:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-23 14:55:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-23 14:55:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-23 14:55:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-23 14:55:46,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-23 14:55:46,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2023-11-23 14:55:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2023-11-23 14:55:46,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2023-11-23 14:55:46,996 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-23 14:55:46,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-23 14:55:46,996 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2023-11-23 14:55:47,000 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2023-11-23 14:55:47,000 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2023-11-23 14:55:47,000 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2023-11-23 14:55:47,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-23 14:55:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-23 14:55:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-23 14:55:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-23 14:55:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-23 14:55:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-23 14:55:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-23 14:55:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-23 14:55:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-23 14:55:47,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-23 14:55:47,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-23 14:55:47,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-23 14:55:47,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-23 14:55:47,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2023-11-23 14:55:47,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2023-11-23 14:55:47,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2023-11-23 14:55:47,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2023-11-23 14:55:47,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2023-11-23 14:55:47,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2023-11-23 14:55:47,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2023-11-23 14:55:47,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2023-11-23 14:55:47,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2023-11-23 14:55:47,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2023-11-23 14:55:47,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-23 14:55:47,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-23 14:55:47,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-23 14:55:47,003 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-23 14:55:47,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-23 14:55:47,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-23 14:55:47,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-23 14:55:47,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-23 14:55:47,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-23 14:55:47,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-23 14:55:47,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-23 14:55:47,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-23 14:55:47,004 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-23 14:55:47,005 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2023-11-23 14:55:47,005 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2023-11-23 14:55:47,005 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2023-11-23 14:55:47,005 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2023-11-23 14:55:47,005 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2023-11-23 14:55:47,005 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2023-11-23 14:55:47,005 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2023-11-23 14:55:47,005 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2023-11-23 14:55:47,005 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2023-11-23 14:55:47,006 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2023-11-23 14:55:47,006 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2023-11-23 14:55:47,006 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2023-11-23 14:55:47,006 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-23 14:55:47,006 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-23 14:55:47,006 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_wait_interrupt [2023-11-23 14:55:47,006 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_wait_interrupt [2023-11-23 14:55:47,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 14:55:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2023-11-23 14:55:47,007 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2023-11-23 14:55:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-23 14:55:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-23 14:55:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-23 14:55:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-23 14:55:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-23 14:55:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-23 14:55:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-23 14:55:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-23 14:55:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-23 14:55:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-23 14:55:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-23 14:55:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-23 14:55:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-23 14:55:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-23 14:55:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-23 14:55:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-23 14:55:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-23 14:55:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-23 14:55:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-23 14:55:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-23 14:55:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-23 14:55:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-23 14:55:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-23 14:55:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure pci_clear_mwi [2023-11-23 14:55:47,010 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_clear_mwi [2023-11-23 14:55:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-23 14:55:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-23 14:55:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-23 14:55:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-23 14:55:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-23 14:55:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-23 14:55:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-23 14:55:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-23 14:55:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-23 14:55:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-23 14:55:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-23 14:55:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-23 14:55:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-23 14:55:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-23 14:55:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-23 14:55:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-23 14:55:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-23 14:55:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-23 14:55:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-23 14:55:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-23 14:55:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-23 14:55:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-23 14:55:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-23 14:55:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-23 14:55:47,013 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-23 14:55:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2023-11-23 14:55:47,013 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2023-11-23 14:55:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_boot_3XP [2023-11-23 14:55:47,014 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_boot_3XP [2023-11-23 14:55:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-23 14:55:47,014 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-23 14:55:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2023-11-23 14:55:47,014 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2023-11-23 14:55:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2023-11-23 14:55:47,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2023-11-23 14:55:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2023-11-23 14:55:47,014 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2023-11-23 14:55:47,015 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2023-11-23 14:55:47,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2023-11-23 14:55:47,015 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2023-11-23 14:55:47,015 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2023-11-23 14:55:47,015 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2023-11-23 14:55:47,015 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2023-11-23 14:55:47,015 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2023-11-23 14:55:47,015 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2023-11-23 14:55:47,015 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_free_rx_rings [2023-11-23 14:55:47,016 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_free_rx_rings [2023-11-23 14:55:47,016 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2023-11-23 14:55:47,016 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2023-11-23 14:55:47,016 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_do_get_stats [2023-11-23 14:55:47,016 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_do_get_stats [2023-11-23 14:55:47,016 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_num_free [2023-11-23 14:55:47,016 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_num_free [2023-11-23 14:55:47,016 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_sleep [2023-11-23 14:55:47,017 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_sleep [2023-11-23 14:55:47,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 14:55:47,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 14:55:47,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-23 14:55:47,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-23 14:55:47,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-23 14:55:47,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-23 14:55:47,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-23 14:55:47,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-23 14:55:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-23 14:55:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-23 14:55:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-23 14:55:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-23 14:55:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-23 14:55:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-23 14:55:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-23 14:55:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-23 14:55:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-23 14:55:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-23 14:55:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-23 14:55:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-23 14:55:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-23 14:55:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-23 14:55:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-23 14:55:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-23 14:55:47,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-23 14:55:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_84 [2023-11-23 14:55:47,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_84 [2023-11-23 14:55:47,020 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_init_rings [2023-11-23 14:55:47,020 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_init_rings [2023-11-23 14:55:47,020 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2023-11-23 14:55:47,020 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2023-11-23 14:55:47,020 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_open [2023-11-23 14:55:47,020 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_open [2023-11-23 14:55:47,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2023-11-23 14:55:47,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2023-11-23 14:55:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_start_runtime [2023-11-23 14:55:47,021 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_start_runtime [2023-11-23 14:55:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-23 14:55:47,021 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-23 14:55:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2023-11-23 14:55:47,021 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2023-11-23 14:55:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 14:55:47,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 14:55:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-23 14:55:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-23 14:55:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-23 14:55:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-23 14:55:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-23 14:55:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-23 14:55:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-23 14:55:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-23 14:55:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-23 14:55:47,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-23 14:55:47,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-23 14:55:47,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-23 14:55:47,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-23 14:55:47,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-23 14:55:47,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-23 14:55:47,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-23 14:55:47,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-23 14:55:47,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-23 14:55:47,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-23 14:55:47,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-23 14:55:47,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-23 14:55:47,027 INFO L130 BoogieDeclarations]: Found specification of procedure typhoon_inc_index [2023-11-23 14:55:47,027 INFO L138 BoogieDeclarations]: Found implementation of procedure typhoon_inc_index [2023-11-23 14:55:47,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-11-23 14:55:47,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-11-23 14:55:47,923 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 14:55:47,927 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 14:55:48,569 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-23 14:55:54,777 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2023-11-23 14:55:54,875 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 14:55:55,327 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 14:55:55,328 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 14:55:55,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:55:55 BoogieIcfgContainer [2023-11-23 14:55:55,330 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 14:55:55,333 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 14:55:55,333 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 14:55:55,336 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 14:55:55,337 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:55:41" (1/3) ... [2023-11-23 14:55:55,338 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d09225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:55:55, skipping insertion in model container [2023-11-23 14:55:55,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:55:45" (2/3) ... [2023-11-23 14:55:55,339 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d09225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:55:55, skipping insertion in model container [2023-11-23 14:55:55,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:55:55" (3/3) ... [2023-11-23 14:55:55,340 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-3com-typhoon.cil.i [2023-11-23 14:55:55,359 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 14:55:55,360 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 14:55:55,456 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 14:55:55,465 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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;@4b5bbdaa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 14:55:55,465 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 14:55:55,477 INFO L276 IsEmpty]: Start isEmpty. Operand has 1722 states, 1106 states have (on average 1.395117540687161) internal successors, (1543), 1126 states have internal predecessors, (1543), 517 states have call successors, (517), 99 states have call predecessors, (517), 98 states have return successors, (512), 506 states have call predecessors, (512), 512 states have call successors, (512) [2023-11-23 14:55:55,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-23 14:55:55,515 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 14:55:55,516 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 14:55:55,517 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 14:55:55,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 14:55:55,525 INFO L85 PathProgramCache]: Analyzing trace with hash 1984337128, now seen corresponding path program 1 times [2023-11-23 14:55:55,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 14:55:55,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732093520] [2023-11-23 14:55:55,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 14:55:55,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 14:55:55,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:55:56,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:55:56,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:55:56,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:55:56,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 14:55:56,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:55:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 14:55:56,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:55:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 14:55:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:55:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 14:55:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:55:56,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 14:55:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:55:56,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 14:55:56,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:55:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 14:55:56,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 14:55:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-23 14:55:56,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 14:55:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:55:56,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-23 14:55:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:55:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:55:56,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 14:55:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:55:56,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-23 14:55:56,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:55:56,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-23 14:55:56,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:55:56,828 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-23 14:55:56,829 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 14:55:56,830 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732093520] [2023-11-23 14:55:56,831 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [732093520] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 14:55:56,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 14:55:56,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 14:55:56,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797768338] [2023-11-23 14:55:56,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 14:55:56,841 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 14:55:56,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 14:55:56,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 14:55:56,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-23 14:55:56,889 INFO L87 Difference]: Start difference. First operand has 1722 states, 1106 states have (on average 1.395117540687161) internal successors, (1543), 1126 states have internal predecessors, (1543), 517 states have call successors, (517), 99 states have call predecessors, (517), 98 states have return successors, (512), 506 states have call predecessors, (512), 512 states have call successors, (512) Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-11-23 14:56:02,464 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:56:07,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:56:09,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:56:11,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 14:56:11,111 INFO L93 Difference]: Finished difference Result 4662 states and 7134 transitions. [2023-11-23 14:56:11,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 14:56:11,114 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 175 [2023-11-23 14:56:11,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 14:56:11,159 INFO L225 Difference]: With dead ends: 4662 [2023-11-23 14:56:11,159 INFO L226 Difference]: Without dead ends: 2876 [2023-11-23 14:56:11,178 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-23 14:56:11,182 INFO L413 NwaCegarLoop]: 1582 mSDtfsCounter, 3801 mSDsluCounter, 2816 mSDsCounter, 0 mSdLazyCounter, 3667 mSolverCounterSat, 3343 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4020 SdHoareTripleChecker+Valid, 4398 SdHoareTripleChecker+Invalid, 7012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3343 IncrementalHoareTripleChecker+Valid, 3667 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.6s IncrementalHoareTripleChecker+Time [2023-11-23 14:56:11,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4020 Valid, 4398 Invalid, 7012 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3343 Valid, 3667 Invalid, 2 Unknown, 0 Unchecked, 13.6s Time] [2023-11-23 14:56:11,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2876 states. [2023-11-23 14:56:11,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2876 to 2717. [2023-11-23 14:56:11,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2717 states, 1789 states have (on average 1.3694801565120178) internal successors, (2450), 1818 states have internal predecessors, (2450), 763 states have call successors, (763), 164 states have call predecessors, (763), 164 states have return successors, (763), 754 states have call predecessors, (763), 763 states have call successors, (763) [2023-11-23 14:56:11,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 2717 states and 3976 transitions. [2023-11-23 14:56:11,467 INFO L78 Accepts]: Start accepts. Automaton has 2717 states and 3976 transitions. Word has length 175 [2023-11-23 14:56:11,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 14:56:11,469 INFO L495 AbstractCegarLoop]: Abstraction has 2717 states and 3976 transitions. [2023-11-23 14:56:11,469 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-11-23 14:56:11,469 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 3976 transitions. [2023-11-23 14:56:11,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-23 14:56:11,484 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 14:56:11,484 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 8, 8, 8, 8, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 14:56:11,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 14:56:11,485 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 14:56:11,485 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 14:56:11,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1267393631, now seen corresponding path program 1 times [2023-11-23 14:56:11,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 14:56:11,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836579825] [2023-11-23 14:56:11,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 14:56:11,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 14:56:11,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:11,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:56:11,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:11,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 14:56:11,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:11,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 14:56:11,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:11,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 14:56:11,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:11,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 14:56:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 14:56:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 14:56:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 14:56:11,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-23 14:56:11,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-23 14:56:11,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 14:56:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:56:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 14:56:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:56:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-23 14:56:11,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 14:56:11,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 14:56:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-23 14:56:11,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-23 14:56:11,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 14:56:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2023-11-23 14:56:11,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2023-11-23 14:56:11,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:11,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:12,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-23 14:56:12,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:12,011 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2023-11-23 14:56:12,012 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 14:56:12,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836579825] [2023-11-23 14:56:12,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836579825] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 14:56:12,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 14:56:12,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-23 14:56:12,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1223748215] [2023-11-23 14:56:12,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 14:56:12,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 14:56:12,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 14:56:12,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 14:56:12,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-23 14:56:12,018 INFO L87 Difference]: Start difference. First operand 2717 states and 3976 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (32), 6 states have call predecessors, (32), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2023-11-23 14:56:18,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:56:20,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:56:22,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:56:31,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:56:33,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:56:34,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 14:56:34,560 INFO L93 Difference]: Finished difference Result 7174 states and 10622 transitions. [2023-11-23 14:56:34,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 14:56:34,563 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (32), 6 states have call predecessors, (32), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 186 [2023-11-23 14:56:34,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 14:56:34,593 INFO L225 Difference]: With dead ends: 7174 [2023-11-23 14:56:34,594 INFO L226 Difference]: Without dead ends: 4474 [2023-11-23 14:56:34,606 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2023-11-23 14:56:34,607 INFO L413 NwaCegarLoop]: 1555 mSDtfsCounter, 3476 mSDsluCounter, 4164 mSDsCounter, 0 mSdLazyCounter, 4932 mSolverCounterSat, 2733 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3806 SdHoareTripleChecker+Valid, 5719 SdHoareTripleChecker+Invalid, 7670 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2733 IncrementalHoareTripleChecker+Valid, 4932 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.9s IncrementalHoareTripleChecker+Time [2023-11-23 14:56:34,607 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3806 Valid, 5719 Invalid, 7670 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2733 Valid, 4932 Invalid, 5 Unknown, 0 Unchecked, 21.9s Time] [2023-11-23 14:56:34,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4474 states. [2023-11-23 14:56:34,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4474 to 4233. [2023-11-23 14:56:34,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4233 states, 2754 states have (on average 1.3558460421205518) internal successors, (3734), 2804 states have internal predecessors, (3734), 1211 states have call successors, (1211), 266 states have call predecessors, (1211), 267 states have return successors, (1214), 1193 states have call predecessors, (1214), 1211 states have call successors, (1214) [2023-11-23 14:56:34,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4233 states to 4233 states and 6159 transitions. [2023-11-23 14:56:34,843 INFO L78 Accepts]: Start accepts. Automaton has 4233 states and 6159 transitions. Word has length 186 [2023-11-23 14:56:34,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 14:56:34,844 INFO L495 AbstractCegarLoop]: Abstraction has 4233 states and 6159 transitions. [2023-11-23 14:56:34,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (32), 6 states have call predecessors, (32), 1 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2023-11-23 14:56:34,844 INFO L276 IsEmpty]: Start isEmpty. Operand 4233 states and 6159 transitions. [2023-11-23 14:56:34,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-23 14:56:34,849 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 14:56:34,849 INFO L195 NwaCegarLoop]: trace histogram [12, 8, 8, 8, 8, 8, 8, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 14:56:34,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 14:56:34,850 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 14:56:34,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 14:56:34,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1164137072, now seen corresponding path program 1 times [2023-11-23 14:56:34,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 14:56:34,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866574887] [2023-11-23 14:56:34,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 14:56:34,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 14:56:34,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:35,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:56:35,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:35,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 14:56:35,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:35,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 14:56:35,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 14:56:35,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 14:56:35,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:35,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 14:56:35,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 14:56:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 14:56:35,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-23 14:56:35,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-23 14:56:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 14:56:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 14:56:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 14:56:35,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:35,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 14:56:35,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 14:56:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-23 14:56:35,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-23 14:56:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-23 14:56:35,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:35,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2023-11-23 14:56:35,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:35,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:56:35,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 14:56:35,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:56:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2023-11-23 14:56:35,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:35,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2023-11-23 14:56:35,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:35,507 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2023-11-23 14:56:35,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 14:56:35,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866574887] [2023-11-23 14:56:35,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866574887] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 14:56:35,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 14:56:35,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 14:56:35,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589607870] [2023-11-23 14:56:35,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 14:56:35,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 14:56:35,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 14:56:35,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 14:56:35,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-23 14:56:35,511 INFO L87 Difference]: Start difference. First operand 4233 states and 6159 transitions. Second operand has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-23 14:56:41,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:56:43,253 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:56:50,725 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:56:52,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 14:56:52,136 INFO L93 Difference]: Finished difference Result 9925 states and 14625 transitions. [2023-11-23 14:56:52,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 14:56:52,137 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 216 [2023-11-23 14:56:52,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 14:56:52,170 INFO L225 Difference]: With dead ends: 9925 [2023-11-23 14:56:52,171 INFO L226 Difference]: Without dead ends: 5709 [2023-11-23 14:56:52,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-23 14:56:52,193 INFO L413 NwaCegarLoop]: 2457 mSDtfsCounter, 2215 mSDsluCounter, 4740 mSDsCounter, 0 mSdLazyCounter, 5968 mSolverCounterSat, 1500 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2428 SdHoareTripleChecker+Valid, 7197 SdHoareTripleChecker+Invalid, 7470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1500 IncrementalHoareTripleChecker+Valid, 5968 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2023-11-23 14:56:52,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2428 Valid, 7197 Invalid, 7470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1500 Valid, 5968 Invalid, 2 Unknown, 0 Unchecked, 16.2s Time] [2023-11-23 14:56:52,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5709 states. [2023-11-23 14:56:52,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5709 to 5401. [2023-11-23 14:56:52,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5401 states, 3545 states have (on average 1.356558533145275) internal successors, (4809), 3606 states have internal predecessors, (4809), 1508 states have call successors, (1508), 346 states have call predecessors, (1508), 347 states have return successors, (1511), 1486 states have call predecessors, (1511), 1508 states have call successors, (1511) [2023-11-23 14:56:52,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5401 states to 5401 states and 7828 transitions. [2023-11-23 14:56:52,463 INFO L78 Accepts]: Start accepts. Automaton has 5401 states and 7828 transitions. Word has length 216 [2023-11-23 14:56:52,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 14:56:52,464 INFO L495 AbstractCegarLoop]: Abstraction has 5401 states and 7828 transitions. [2023-11-23 14:56:52,464 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.166666666666666) internal successors, (91), 3 states have internal predecessors, (91), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2023-11-23 14:56:52,465 INFO L276 IsEmpty]: Start isEmpty. Operand 5401 states and 7828 transitions. [2023-11-23 14:56:52,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2023-11-23 14:56:52,471 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 14:56:52,471 INFO L195 NwaCegarLoop]: trace histogram [14, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 14:56:52,471 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-23 14:56:52,472 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 14:56:52,472 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 14:56:52,472 INFO L85 PathProgramCache]: Analyzing trace with hash -1293483936, now seen corresponding path program 1 times [2023-11-23 14:56:52,472 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 14:56:52,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941114662] [2023-11-23 14:56:52,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 14:56:52,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 14:56:52,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:52,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:52,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:56:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:52,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 14:56:52,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:52,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 14:56:52,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 14:56:52,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:52,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 14:56:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 14:56:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 14:56:52,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:52,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 14:56:52,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-23 14:56:52,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-23 14:56:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 14:56:52,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 14:56:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 14:56:52,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 14:56:52,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 14:56:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-23 14:56:52,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:52,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:56:52,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:56:52,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-23 14:56:52,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:56:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:56:52,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 14:56:52,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2023-11-23 14:56:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:52,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-11-23 14:56:52,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:53,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2023-11-23 14:56:53,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:53,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-11-23 14:56:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:53,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:53,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:53,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-11-23 14:56:53,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:53,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:53,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:53,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:56:53,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:53,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 14:56:53,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:53,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:56:53,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:53,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-23 14:56:53,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:53,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:56:53,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:53,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2023-11-23 14:56:53,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:56:53,099 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2023-11-23 14:56:53,099 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 14:56:53,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941114662] [2023-11-23 14:56:53,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941114662] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 14:56:53,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 14:56:53,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 14:56:53,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831916064] [2023-11-23 14:56:53,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 14:56:53,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 14:56:53,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 14:56:53,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 14:56:53,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-23 14:56:53,102 INFO L87 Difference]: Start difference. First operand 5401 states and 7828 transitions. Second operand has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-23 14:56:58,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:57:00,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:57:06,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 14:57:06,117 INFO L93 Difference]: Finished difference Result 12310 states and 18063 transitions. [2023-11-23 14:57:06,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 14:57:06,118 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 279 [2023-11-23 14:57:06,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 14:57:06,161 INFO L225 Difference]: With dead ends: 12310 [2023-11-23 14:57:06,161 INFO L226 Difference]: Without dead ends: 6926 [2023-11-23 14:57:06,182 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-23 14:57:06,183 INFO L413 NwaCegarLoop]: 2467 mSDtfsCounter, 2725 mSDsluCounter, 3787 mSDsCounter, 0 mSdLazyCounter, 4737 mSolverCounterSat, 2130 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2939 SdHoareTripleChecker+Valid, 6254 SdHoareTripleChecker+Invalid, 6869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2130 IncrementalHoareTripleChecker+Valid, 4737 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2023-11-23 14:57:06,183 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2939 Valid, 6254 Invalid, 6869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2130 Valid, 4737 Invalid, 2 Unknown, 0 Unchecked, 12.6s Time] [2023-11-23 14:57:06,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6926 states. [2023-11-23 14:57:06,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6926 to 6551. [2023-11-23 14:57:06,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6551 states, 4325 states have (on average 1.3579190751445087) internal successors, (5873), 4397 states have internal predecessors, (5873), 1799 states have call successors, (1799), 425 states have call predecessors, (1799), 426 states have return successors, (1802), 1773 states have call predecessors, (1802), 1799 states have call successors, (1802) [2023-11-23 14:57:06,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6551 states to 6551 states and 9474 transitions. [2023-11-23 14:57:06,491 INFO L78 Accepts]: Start accepts. Automaton has 6551 states and 9474 transitions. Word has length 279 [2023-11-23 14:57:06,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 14:57:06,492 INFO L495 AbstractCegarLoop]: Abstraction has 6551 states and 9474 transitions. [2023-11-23 14:57:06,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-23 14:57:06,493 INFO L276 IsEmpty]: Start isEmpty. Operand 6551 states and 9474 transitions. [2023-11-23 14:57:06,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2023-11-23 14:57:06,499 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 14:57:06,499 INFO L195 NwaCegarLoop]: trace histogram [14, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 14:57:06,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-23 14:57:06,500 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 14:57:06,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 14:57:06,500 INFO L85 PathProgramCache]: Analyzing trace with hash 2117974370, now seen corresponding path program 1 times [2023-11-23 14:57:06,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 14:57:06,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493735960] [2023-11-23 14:57:06,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 14:57:06,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 14:57:06,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:57:06,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:06,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 14:57:06,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 14:57:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:06,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 14:57:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:06,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 14:57:06,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:06,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 14:57:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:06,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 14:57:06,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:06,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 14:57:06,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-23 14:57:06,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-23 14:57:06,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 14:57:06,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 14:57:06,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 14:57:06,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:06,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 14:57:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 14:57:06,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-23 14:57:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:06,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:57:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:57:06,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-23 14:57:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:06,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:57:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:57:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 14:57:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2023-11-23 14:57:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:06,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2023-11-23 14:57:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:07,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2023-11-23 14:57:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:07,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2023-11-23 14:57:07,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:07,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:07,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-11-23 14:57:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:07,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:07,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:07,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:57:07,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:07,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 14:57:07,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:07,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:57:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:07,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-23 14:57:07,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:07,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:07,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2023-11-23 14:57:07,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:07,088 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2023-11-23 14:57:07,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 14:57:07,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493735960] [2023-11-23 14:57:07,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1493735960] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 14:57:07,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 14:57:07,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 14:57:07,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152359470] [2023-11-23 14:57:07,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 14:57:07,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 14:57:07,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 14:57:07,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 14:57:07,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-23 14:57:07,092 INFO L87 Difference]: Start difference. First operand 6551 states and 9474 transitions. Second operand has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-23 14:57:11,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:57:13,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:57:20,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:57:22,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 14:57:22,287 INFO L93 Difference]: Finished difference Result 15656 states and 22917 transitions. [2023-11-23 14:57:22,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 14:57:22,287 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 279 [2023-11-23 14:57:22,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 14:57:22,356 INFO L225 Difference]: With dead ends: 15656 [2023-11-23 14:57:22,357 INFO L226 Difference]: Without dead ends: 9122 [2023-11-23 14:57:22,384 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-23 14:57:22,386 INFO L413 NwaCegarLoop]: 2528 mSDtfsCounter, 2745 mSDsluCounter, 4617 mSDsCounter, 0 mSdLazyCounter, 6061 mSolverCounterSat, 1583 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3044 SdHoareTripleChecker+Valid, 7145 SdHoareTripleChecker+Invalid, 7646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1583 IncrementalHoareTripleChecker+Valid, 6061 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.7s IncrementalHoareTripleChecker+Time [2023-11-23 14:57:22,386 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3044 Valid, 7145 Invalid, 7646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1583 Valid, 6061 Invalid, 2 Unknown, 0 Unchecked, 14.7s Time] [2023-11-23 14:57:22,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9122 states. [2023-11-23 14:57:22,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9122 to 8596. [2023-11-23 14:57:22,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8596 states, 5666 states have (on average 1.3551006000705965) internal successors, (7678), 5755 states have internal predecessors, (7678), 2355 states have call successors, (2355), 573 states have call predecessors, (2355), 574 states have return successors, (2358), 2322 states have call predecessors, (2358), 2355 states have call successors, (2358) [2023-11-23 14:57:22,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8596 states to 8596 states and 12391 transitions. [2023-11-23 14:57:22,841 INFO L78 Accepts]: Start accepts. Automaton has 8596 states and 12391 transitions. Word has length 279 [2023-11-23 14:57:22,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 14:57:22,842 INFO L495 AbstractCegarLoop]: Abstraction has 8596 states and 12391 transitions. [2023-11-23 14:57:22,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.833333333333332) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (42), 5 states have call predecessors, (42), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-23 14:57:22,842 INFO L276 IsEmpty]: Start isEmpty. Operand 8596 states and 12391 transitions. [2023-11-23 14:57:22,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2023-11-23 14:57:22,851 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 14:57:22,851 INFO L195 NwaCegarLoop]: trace histogram [18, 10, 10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 14:57:22,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-23 14:57:22,852 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 14:57:22,852 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 14:57:22,852 INFO L85 PathProgramCache]: Analyzing trace with hash -1554391963, now seen corresponding path program 1 times [2023-11-23 14:57:22,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 14:57:22,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969943201] [2023-11-23 14:57:22,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 14:57:22,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 14:57:22,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:57:23,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 14:57:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 14:57:23,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 14:57:23,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 14:57:23,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 14:57:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 14:57:23,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 14:57:23,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-23 14:57:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-23 14:57:23,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 14:57:23,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 14:57:23,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 14:57:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 14:57:23,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 14:57:23,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-23 14:57:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:57:23,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:57:23,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-23 14:57:23,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:57:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:57:23,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 14:57:23,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2023-11-23 14:57:23,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2023-11-23 14:57:23,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-23 14:57:23,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-23 14:57:23,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 14:57:23,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-23 14:57:23,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-11-23 14:57:23,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-23 14:57:23,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-23 14:57:23,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2023-11-23 14:57:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2023-11-23 14:57:23,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2023-11-23 14:57:23,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2023-11-23 14:57:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:57:23,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 14:57:23,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:57:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2023-11-23 14:57:23,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2023-11-23 14:57:23,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:23,560 INFO L134 CoverageAnalysis]: Checked inductivity of 724 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2023-11-23 14:57:23,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 14:57:23,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969943201] [2023-11-23 14:57:23,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969943201] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 14:57:23,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 14:57:23,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 14:57:23,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321568616] [2023-11-23 14:57:23,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 14:57:23,562 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 14:57:23,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 14:57:23,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 14:57:23,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-23 14:57:23,563 INFO L87 Difference]: Start difference. First operand 8596 states and 12391 transitions. Second operand has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-11-23 14:57:28,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:57:30,427 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:57:34,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:57:40,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 14:57:40,044 INFO L93 Difference]: Finished difference Result 18916 states and 27607 transitions. [2023-11-23 14:57:40,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 14:57:40,044 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 352 [2023-11-23 14:57:40,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 14:57:40,091 INFO L225 Difference]: With dead ends: 18916 [2023-11-23 14:57:40,092 INFO L226 Difference]: Without dead ends: 10337 [2023-11-23 14:57:40,121 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-23 14:57:40,121 INFO L413 NwaCegarLoop]: 2195 mSDtfsCounter, 2278 mSDsluCounter, 4280 mSDsCounter, 0 mSdLazyCounter, 5586 mSolverCounterSat, 1570 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2491 SdHoareTripleChecker+Valid, 6475 SdHoareTripleChecker+Invalid, 7159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1570 IncrementalHoareTripleChecker+Valid, 5586 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.9s IncrementalHoareTripleChecker+Time [2023-11-23 14:57:40,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2491 Valid, 6475 Invalid, 7159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1570 Valid, 5586 Invalid, 3 Unknown, 0 Unchecked, 15.9s Time] [2023-11-23 14:57:40,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10337 states. [2023-11-23 14:57:40,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10337 to 9744. [2023-11-23 14:57:40,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9744 states, 6446 states have (on average 1.3561898852001242) internal successors, (8742), 6546 states have internal predecessors, (8742), 2646 states have call successors, (2646), 650 states have call predecessors, (2646), 651 states have return successors, (2649), 2609 states have call predecessors, (2649), 2646 states have call successors, (2649) [2023-11-23 14:57:40,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9744 states to 9744 states and 14037 transitions. [2023-11-23 14:57:40,612 INFO L78 Accepts]: Start accepts. Automaton has 9744 states and 14037 transitions. Word has length 352 [2023-11-23 14:57:40,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 14:57:40,613 INFO L495 AbstractCegarLoop]: Abstraction has 9744 states and 14037 transitions. [2023-11-23 14:57:40,613 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 23.333333333333332) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-11-23 14:57:40,614 INFO L276 IsEmpty]: Start isEmpty. Operand 9744 states and 14037 transitions. [2023-11-23 14:57:40,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2023-11-23 14:57:40,622 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 14:57:40,622 INFO L195 NwaCegarLoop]: trace histogram [18, 10, 10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 14:57:40,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-23 14:57:40,622 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 14:57:40,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 14:57:40,623 INFO L85 PathProgramCache]: Analyzing trace with hash -1615165417, now seen corresponding path program 1 times [2023-11-23 14:57:40,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 14:57:40,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206597971] [2023-11-23 14:57:40,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 14:57:40,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 14:57:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:40,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:40,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:57:40,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 14:57:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 14:57:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:40,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 14:57:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:40,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 14:57:40,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 14:57:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 14:57:40,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:40,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 14:57:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-23 14:57:40,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:40,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-23 14:57:40,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 14:57:41,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 14:57:41,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 14:57:41,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:41,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 14:57:41,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 14:57:41,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-23 14:57:41,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:41,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:57:41,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:57:41,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-23 14:57:41,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:41,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:57:41,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:57:41,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 14:57:41,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2023-11-23 14:57:41,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2023-11-23 14:57:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-23 14:57:41,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-23 14:57:41,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 14:57:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-23 14:57:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-11-23 14:57:41,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:41,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-23 14:57:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-23 14:57:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2023-11-23 14:57:41,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2023-11-23 14:57:41,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2023-11-23 14:57:41,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:41,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2023-11-23 14:57:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:41,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:57:41,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 14:57:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:57:41,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-11-23 14:57:41,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:41,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2023-11-23 14:57:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:41,213 INFO L134 CoverageAnalysis]: Checked inductivity of 722 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2023-11-23 14:57:41,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 14:57:41,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206597971] [2023-11-23 14:57:41,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206597971] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 14:57:41,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 14:57:41,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 14:57:41,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1493294239] [2023-11-23 14:57:41,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 14:57:41,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 14:57:41,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 14:57:41,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 14:57:41,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-23 14:57:41,217 INFO L87 Difference]: Start difference. First operand 9744 states and 14037 transitions. Second operand has 6 states, 6 states have (on average 22.833333333333332) internal successors, (137), 3 states have internal predecessors, (137), 3 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-11-23 14:57:45,527 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:57:47,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:57:51,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:57:56,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 14:57:56,992 INFO L93 Difference]: Finished difference Result 21297 states and 31054 transitions. [2023-11-23 14:57:56,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-23 14:57:56,993 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 22.833333333333332) internal successors, (137), 3 states have internal predecessors, (137), 3 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 349 [2023-11-23 14:57:56,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 14:57:57,043 INFO L225 Difference]: With dead ends: 21297 [2023-11-23 14:57:57,043 INFO L226 Difference]: Without dead ends: 11570 [2023-11-23 14:57:57,070 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 117 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-23 14:57:57,071 INFO L413 NwaCegarLoop]: 2462 mSDtfsCounter, 2232 mSDsluCounter, 4760 mSDsCounter, 0 mSdLazyCounter, 5964 mSolverCounterSat, 1487 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2446 SdHoareTripleChecker+Valid, 7222 SdHoareTripleChecker+Invalid, 7453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1487 IncrementalHoareTripleChecker+Valid, 5964 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2023-11-23 14:57:57,072 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2446 Valid, 7222 Invalid, 7453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1487 Valid, 5964 Invalid, 2 Unknown, 0 Unchecked, 15.2s Time] [2023-11-23 14:57:57,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11570 states. [2023-11-23 14:57:57,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11570 to 10910. [2023-11-23 14:57:57,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10910 states, 7240 states have (on average 1.3569060773480663) internal successors, (9824), 7351 states have internal predecessors, (9824), 2939 states have call successors, (2939), 729 states have call predecessors, (2939), 730 states have return successors, (2942), 2898 states have call predecessors, (2942), 2939 states have call successors, (2942) [2023-11-23 14:57:57,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10910 states to 10910 states and 15705 transitions. [2023-11-23 14:57:57,498 INFO L78 Accepts]: Start accepts. Automaton has 10910 states and 15705 transitions. Word has length 349 [2023-11-23 14:57:57,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 14:57:57,498 INFO L495 AbstractCegarLoop]: Abstraction has 10910 states and 15705 transitions. [2023-11-23 14:57:57,499 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.833333333333332) internal successors, (137), 3 states have internal predecessors, (137), 3 states have call successors, (49), 5 states have call predecessors, (49), 1 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2023-11-23 14:57:57,499 INFO L276 IsEmpty]: Start isEmpty. Operand 10910 states and 15705 transitions. [2023-11-23 14:57:57,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 389 [2023-11-23 14:57:57,506 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 14:57:57,506 INFO L195 NwaCegarLoop]: trace histogram [20, 11, 11, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 14:57:57,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-23 14:57:57,507 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 14:57:57,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 14:57:57,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1519500213, now seen corresponding path program 1 times [2023-11-23 14:57:57,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 14:57:57,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072163271] [2023-11-23 14:57:57,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 14:57:57,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 14:57:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:57,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:57,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:57:57,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:57,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 14:57:57,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 14:57:57,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:57,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 14:57:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 14:57:57,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 14:57:57,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:57,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 14:57:57,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 14:57:57,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:57,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-23 14:57:57,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-23 14:57:58,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 14:57:58,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 14:57:58,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 14:57:58,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:58,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 14:57:58,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 14:57:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-23 14:57:58,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:58,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:57:58,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:57:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-23 14:57:58,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:58,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:57:58,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:57:58,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 14:57:58,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2023-11-23 14:57:58,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2023-11-23 14:57:58,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-23 14:57:58,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-23 14:57:58,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 14:57:58,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-23 14:57:58,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-11-23 14:57:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-23 14:57:58,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-23 14:57:58,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-23 14:57:58,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2023-11-23 14:57:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-23 14:57:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-23 14:57:58,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2023-11-23 14:57:58,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2023-11-23 14:57:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:58,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2023-11-23 14:57:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:58,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:57:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 14:57:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:57:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2023-11-23 14:57:58,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:57:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2023-11-23 14:57:58,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:57:58,266 INFO L134 CoverageAnalysis]: Checked inductivity of 883 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 842 trivial. 0 not checked. [2023-11-23 14:57:58,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 14:57:58,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072163271] [2023-11-23 14:57:58,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072163271] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 14:57:58,266 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 14:57:58,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-23 14:57:58,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826918501] [2023-11-23 14:57:58,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 14:57:58,268 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 14:57:58,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 14:57:58,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 14:57:58,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-23 14:57:58,269 INFO L87 Difference]: Start difference. First operand 10910 states and 15705 transitions. Second operand has 8 states, 8 states have (on average 18.25) internal successors, (146), 4 states have internal predecessors, (146), 3 states have call successors, (52), 5 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) [2023-11-23 14:58:03,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:58:05,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:58:13,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:58:16,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 14:58:16,740 INFO L93 Difference]: Finished difference Result 24684 states and 35965 transitions. [2023-11-23 14:58:16,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-23 14:58:16,741 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.25) internal successors, (146), 4 states have internal predecessors, (146), 3 states have call successors, (52), 5 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) Word has length 388 [2023-11-23 14:58:16,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 14:58:16,796 INFO L225 Difference]: With dead ends: 24684 [2023-11-23 14:58:16,796 INFO L226 Difference]: Without dead ends: 13791 [2023-11-23 14:58:16,828 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2023-11-23 14:58:16,829 INFO L413 NwaCegarLoop]: 2303 mSDtfsCounter, 2564 mSDsluCounter, 8172 mSDsCounter, 0 mSdLazyCounter, 9327 mSolverCounterSat, 1760 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2821 SdHoareTripleChecker+Valid, 10475 SdHoareTripleChecker+Invalid, 11089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1760 IncrementalHoareTripleChecker+Valid, 9327 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2023-11-23 14:58:16,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2821 Valid, 10475 Invalid, 11089 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1760 Valid, 9327 Invalid, 2 Unknown, 0 Unchecked, 17.8s Time] [2023-11-23 14:58:16,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13791 states. [2023-11-23 14:58:17,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13791 to 12995. [2023-11-23 14:58:17,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12995 states, 8586 states have (on average 1.3546470999301188) internal successors, (11631), 8716 states have internal predecessors, (11631), 3525 states have call successors, (3525), 881 states have call predecessors, (3525), 883 states have return successors, (3530), 3478 states have call predecessors, (3530), 3525 states have call successors, (3530) [2023-11-23 14:58:17,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12995 states to 12995 states and 18686 transitions. [2023-11-23 14:58:17,340 INFO L78 Accepts]: Start accepts. Automaton has 12995 states and 18686 transitions. Word has length 388 [2023-11-23 14:58:17,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 14:58:17,342 INFO L495 AbstractCegarLoop]: Abstraction has 12995 states and 18686 transitions. [2023-11-23 14:58:17,342 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.25) internal successors, (146), 4 states have internal predecessors, (146), 3 states have call successors, (52), 5 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) [2023-11-23 14:58:17,342 INFO L276 IsEmpty]: Start isEmpty. Operand 12995 states and 18686 transitions. [2023-11-23 14:58:17,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2023-11-23 14:58:17,350 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 14:58:17,350 INFO L195 NwaCegarLoop]: trace histogram [20, 11, 11, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 14:58:17,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-23 14:58:17,351 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 14:58:17,351 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 14:58:17,351 INFO L85 PathProgramCache]: Analyzing trace with hash -94110211, now seen corresponding path program 1 times [2023-11-23 14:58:17,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 14:58:17,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711230995] [2023-11-23 14:58:17,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 14:58:17,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 14:58:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:17,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:17,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:58:17,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:17,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 14:58:17,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:17,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 14:58:17,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:17,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 14:58:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 14:58:17,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 14:58:17,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:17,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 14:58:17,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:17,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 14:58:17,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-23 14:58:17,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-23 14:58:17,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 14:58:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 14:58:17,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 14:58:17,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:17,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 14:58:17,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 14:58:17,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-23 14:58:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:17,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:58:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:58:17,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-23 14:58:17,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:58:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:58:17,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 14:58:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2023-11-23 14:58:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2023-11-23 14:58:17,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-23 14:58:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-23 14:58:17,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 14:58:17,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-23 14:58:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-11-23 14:58:17,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:17,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-23 14:58:17,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-23 14:58:17,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-23 14:58:17,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:17,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2023-11-23 14:58:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2023-11-23 14:58:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2023-11-23 14:58:18,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2023-11-23 14:58:18,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2023-11-23 14:58:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:18,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2023-11-23 14:58:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:58:18,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 14:58:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:58:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2023-11-23 14:58:18,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:18,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2023-11-23 14:58:18,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:18,120 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 842 trivial. 0 not checked. [2023-11-23 14:58:18,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 14:58:18,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711230995] [2023-11-23 14:58:18,121 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [711230995] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 14:58:18,121 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 14:58:18,121 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-23 14:58:18,121 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119973982] [2023-11-23 14:58:18,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 14:58:18,123 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 14:58:18,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 14:58:18,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 14:58:18,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-23 14:58:18,124 INFO L87 Difference]: Start difference. First operand 12995 states and 18686 transitions. Second operand has 8 states, 8 states have (on average 18.0) internal successors, (144), 4 states have internal predecessors, (144), 3 states have call successors, (52), 5 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) [2023-11-23 14:58:23,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:58:25,558 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:58:30,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:58:36,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 14:58:36,473 INFO L93 Difference]: Finished difference Result 28935 states and 42145 transitions. [2023-11-23 14:58:36,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-23 14:58:36,474 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.0) internal successors, (144), 4 states have internal predecessors, (144), 3 states have call successors, (52), 5 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) Word has length 386 [2023-11-23 14:58:36,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 14:58:36,537 INFO L225 Difference]: With dead ends: 28935 [2023-11-23 14:58:36,538 INFO L226 Difference]: Without dead ends: 15957 [2023-11-23 14:58:36,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2023-11-23 14:58:36,574 INFO L413 NwaCegarLoop]: 2494 mSDtfsCounter, 2406 mSDsluCounter, 8685 mSDsCounter, 0 mSdLazyCounter, 10285 mSolverCounterSat, 1547 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2667 SdHoareTripleChecker+Valid, 11179 SdHoareTripleChecker+Invalid, 11834 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1547 IncrementalHoareTripleChecker+Valid, 10285 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.6s IncrementalHoareTripleChecker+Time [2023-11-23 14:58:36,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2667 Valid, 11179 Invalid, 11834 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1547 Valid, 10285 Invalid, 2 Unknown, 0 Unchecked, 17.6s Time] [2023-11-23 14:58:36,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15957 states. [2023-11-23 14:58:37,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15957 to 15019. [2023-11-23 14:58:37,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15019 states, 9918 states have (on average 1.3541036499294212) internal successors, (13430), 10064 states have internal predecessors, (13430), 4077 states have call successors, (4077), 1019 states have call predecessors, (4077), 1023 states have return successors, (4084), 4027 states have call predecessors, (4084), 4077 states have call successors, (4084) [2023-11-23 14:58:37,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15019 states to 15019 states and 21591 transitions. [2023-11-23 14:58:37,287 INFO L78 Accepts]: Start accepts. Automaton has 15019 states and 21591 transitions. Word has length 386 [2023-11-23 14:58:37,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 14:58:37,288 INFO L495 AbstractCegarLoop]: Abstraction has 15019 states and 21591 transitions. [2023-11-23 14:58:37,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.0) internal successors, (144), 4 states have internal predecessors, (144), 3 states have call successors, (52), 5 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) [2023-11-23 14:58:37,288 INFO L276 IsEmpty]: Start isEmpty. Operand 15019 states and 21591 transitions. [2023-11-23 14:58:37,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2023-11-23 14:58:37,296 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 14:58:37,296 INFO L195 NwaCegarLoop]: trace histogram [20, 11, 11, 9, 9, 9, 9, 9, 9, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 14:58:37,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-23 14:58:37,297 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 14:58:37,297 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 14:58:37,298 INFO L85 PathProgramCache]: Analyzing trace with hash -931082072, now seen corresponding path program 1 times [2023-11-23 14:58:37,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 14:58:37,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1896837744] [2023-11-23 14:58:37,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 14:58:37,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 14:58:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:58:37,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 14:58:37,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 14:58:37,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 14:58:37,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 14:58:37,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 14:58:37,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 14:58:37,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 14:58:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-23 14:58:37,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-23 14:58:37,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 14:58:37,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 14:58:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 14:58:37,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 14:58:37,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 14:58:37,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-23 14:58:37,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:58:37,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:58:37,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-23 14:58:37,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:58:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:58:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 14:58:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2023-11-23 14:58:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2023-11-23 14:58:37,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-23 14:58:37,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-23 14:58:37,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 14:58:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-23 14:58:37,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-11-23 14:58:37,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-23 14:58:37,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-23 14:58:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-23 14:58:37,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2023-11-23 14:58:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2023-11-23 14:58:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2023-11-23 14:58:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2023-11-23 14:58:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2023-11-23 14:58:37,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2023-11-23 14:58:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:58:37,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 14:58:37,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:58:37,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-11-23 14:58:37,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2023-11-23 14:58:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:37,970 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 842 trivial. 0 not checked. [2023-11-23 14:58:37,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 14:58:37,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1896837744] [2023-11-23 14:58:37,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1896837744] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 14:58:37,971 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 14:58:37,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-23 14:58:37,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011050400] [2023-11-23 14:58:37,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 14:58:37,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 14:58:37,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 14:58:37,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 14:58:37,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2023-11-23 14:58:37,973 INFO L87 Difference]: Start difference. First operand 15019 states and 21591 transitions. Second operand has 8 states, 8 states have (on average 18.125) internal successors, (145), 4 states have internal predecessors, (145), 3 states have call successors, (52), 5 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) [2023-11-23 14:58:42,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:58:44,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:58:53,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 14:58:53,015 INFO L93 Difference]: Finished difference Result 32170 states and 46827 transitions. [2023-11-23 14:58:53,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-23 14:58:53,015 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 4 states have internal predecessors, (145), 3 states have call successors, (52), 5 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) Word has length 387 [2023-11-23 14:58:53,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 14:58:53,083 INFO L225 Difference]: With dead ends: 32170 [2023-11-23 14:58:53,083 INFO L226 Difference]: Without dead ends: 17168 [2023-11-23 14:58:53,125 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2023-11-23 14:58:53,126 INFO L413 NwaCegarLoop]: 2472 mSDtfsCounter, 2712 mSDsluCounter, 7729 mSDsCounter, 0 mSdLazyCounter, 8813 mSolverCounterSat, 2130 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2923 SdHoareTripleChecker+Valid, 10201 SdHoareTripleChecker+Invalid, 10945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2130 IncrementalHoareTripleChecker+Valid, 8813 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2023-11-23 14:58:53,126 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2923 Valid, 10201 Invalid, 10945 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2130 Valid, 8813 Invalid, 2 Unknown, 0 Unchecked, 14.3s Time] [2023-11-23 14:58:53,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17168 states. [2023-11-23 14:58:53,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17168 to 16163. [2023-11-23 14:58:53,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16163 states, 10694 states have (on average 1.3549654011595287) internal successors, (14490), 10851 states have internal predecessors, (14490), 4368 states have call successors, (4368), 1096 states have call predecessors, (4368), 1100 states have return successors, (4375), 4314 states have call predecessors, (4375), 4368 states have call successors, (4375) [2023-11-23 14:58:53,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16163 states to 16163 states and 23233 transitions. [2023-11-23 14:58:53,712 INFO L78 Accepts]: Start accepts. Automaton has 16163 states and 23233 transitions. Word has length 387 [2023-11-23 14:58:53,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 14:58:53,713 INFO L495 AbstractCegarLoop]: Abstraction has 16163 states and 23233 transitions. [2023-11-23 14:58:53,713 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.125) internal successors, (145), 4 states have internal predecessors, (145), 3 states have call successors, (52), 5 states have call predecessors, (52), 2 states have return successors, (46), 4 states have call predecessors, (46), 3 states have call successors, (46) [2023-11-23 14:58:53,713 INFO L276 IsEmpty]: Start isEmpty. Operand 16163 states and 23233 transitions. [2023-11-23 14:58:53,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2023-11-23 14:58:53,722 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 14:58:53,722 INFO L195 NwaCegarLoop]: trace histogram [20, 11, 11, 9, 9, 9, 9, 9, 9, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 14:58:53,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-23 14:58:53,723 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 14:58:53,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 14:58:53,723 INFO L85 PathProgramCache]: Analyzing trace with hash 1525898073, now seen corresponding path program 1 times [2023-11-23 14:58:53,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 14:58:53,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [253564224] [2023-11-23 14:58:53,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 14:58:53,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 14:58:53,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:58:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 14:58:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 14:58:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 14:58:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 14:58:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 14:58:54,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 14:58:54,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 14:58:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-23 14:58:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-23 14:58:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 14:58:54,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 14:58:54,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 14:58:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 14:58:54,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 14:58:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-23 14:58:54,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:58:54,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:58:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-23 14:58:54,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:58:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:58:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 14:58:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2023-11-23 14:58:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2023-11-23 14:58:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-23 14:58:54,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-23 14:58:54,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 14:58:54,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-23 14:58:54,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-11-23 14:58:54,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-23 14:58:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-23 14:58:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-23 14:58:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2023-11-23 14:58:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-23 14:58:54,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-23 14:58:54,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2023-11-23 14:58:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 14:58:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:58:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 14:58:54,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:58:54,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-23 14:58:54,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 14:58:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 14:58:54,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-23 14:58:54,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-23 14:58:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2023-11-23 14:58:54,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-11-23 14:58:54,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2023-11-23 14:58:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:58:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-11-23 14:58:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:58:54,619 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 904 trivial. 0 not checked. [2023-11-23 14:58:54,620 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 14:58:54,620 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [253564224] [2023-11-23 14:58:54,620 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [253564224] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 14:58:54,620 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 14:58:54,620 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-23 14:58:54,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341255478] [2023-11-23 14:58:54,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 14:58:54,621 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-23 14:58:54,621 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 14:58:54,622 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-23 14:58:54,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-23 14:58:54,622 INFO L87 Difference]: Start difference. First operand 16163 states and 23233 transitions. Second operand has 10 states, 9 states have (on average 14.333333333333334) internal successors, (129), 5 states have internal predecessors, (129), 4 states have call successors, (56), 6 states have call predecessors, (56), 2 states have return successors, (49), 5 states have call predecessors, (49), 4 states have call successors, (49) [2023-11-23 14:58:59,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:59:01,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:59:03,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:59:07,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 14:59:07,912 INFO L93 Difference]: Finished difference Result 33852 states and 49744 transitions. [2023-11-23 14:59:07,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 14:59:07,913 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 14.333333333333334) internal successors, (129), 5 states have internal predecessors, (129), 4 states have call successors, (56), 6 states have call predecessors, (56), 2 states have return successors, (49), 5 states have call predecessors, (49), 4 states have call successors, (49) Word has length 393 [2023-11-23 14:59:07,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 14:59:08,006 INFO L225 Difference]: With dead ends: 33852 [2023-11-23 14:59:08,006 INFO L226 Difference]: Without dead ends: 17706 [2023-11-23 14:59:08,194 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-11-23 14:59:08,194 INFO L413 NwaCegarLoop]: 1585 mSDtfsCounter, 1567 mSDsluCounter, 4154 mSDsCounter, 0 mSdLazyCounter, 4739 mSolverCounterSat, 2028 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1587 SdHoareTripleChecker+Valid, 5739 SdHoareTripleChecker+Invalid, 6770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2028 IncrementalHoareTripleChecker+Valid, 4739 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2023-11-23 14:59:08,195 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1587 Valid, 5739 Invalid, 6770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2028 Valid, 4739 Invalid, 3 Unknown, 0 Unchecked, 12.5s Time] [2023-11-23 14:59:08,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17706 states. [2023-11-23 14:59:08,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17706 to 16457. [2023-11-23 14:59:08,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16457 states, 10834 states have (on average 1.3542551227616761) internal successors, (14672), 10991 states have internal predecessors, (14672), 4522 states have call successors, (4522), 1096 states have call predecessors, (4522), 1100 states have return successors, (4529), 4468 states have call predecessors, (4529), 4522 states have call successors, (4529) [2023-11-23 14:59:08,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16457 states to 16457 states and 23723 transitions. [2023-11-23 14:59:08,770 INFO L78 Accepts]: Start accepts. Automaton has 16457 states and 23723 transitions. Word has length 393 [2023-11-23 14:59:08,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 14:59:08,771 INFO L495 AbstractCegarLoop]: Abstraction has 16457 states and 23723 transitions. [2023-11-23 14:59:08,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 14.333333333333334) internal successors, (129), 5 states have internal predecessors, (129), 4 states have call successors, (56), 6 states have call predecessors, (56), 2 states have return successors, (49), 5 states have call predecessors, (49), 4 states have call successors, (49) [2023-11-23 14:59:08,771 INFO L276 IsEmpty]: Start isEmpty. Operand 16457 states and 23723 transitions. [2023-11-23 14:59:08,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2023-11-23 14:59:08,779 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 14:59:08,780 INFO L195 NwaCegarLoop]: trace histogram [20, 11, 11, 9, 9, 9, 9, 9, 9, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 14:59:08,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-23 14:59:08,780 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 14:59:08,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 14:59:08,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1034964773, now seen corresponding path program 1 times [2023-11-23 14:59:08,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 14:59:08,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555188602] [2023-11-23 14:59:08,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 14:59:08,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 14:59:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:59:09,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 14:59:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 14:59:09,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 14:59:09,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 14:59:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 14:59:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 14:59:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 14:59:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-23 14:59:09,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-23 14:59:09,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 14:59:09,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 14:59:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 14:59:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 14:59:09,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 14:59:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-23 14:59:09,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:59:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:59:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-23 14:59:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:59:09,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:59:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 14:59:09,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2023-11-23 14:59:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2023-11-23 14:59:09,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-23 14:59:09,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-23 14:59:09,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 14:59:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-23 14:59:09,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-11-23 14:59:09,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-23 14:59:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-23 14:59:09,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-23 14:59:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2023-11-23 14:59:09,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-23 14:59:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-23 14:59:09,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2023-11-23 14:59:09,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 14:59:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:59:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 14:59:09,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:59:09,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-23 14:59:09,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 14:59:09,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 14:59:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-23 14:59:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-23 14:59:09,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2023-11-23 14:59:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-11-23 14:59:09,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2023-11-23 14:59:09,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:09,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-11-23 14:59:09,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:09,603 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 904 trivial. 0 not checked. [2023-11-23 14:59:09,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 14:59:09,603 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555188602] [2023-11-23 14:59:09,603 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555188602] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 14:59:09,603 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 14:59:09,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-23 14:59:09,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713576678] [2023-11-23 14:59:09,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 14:59:09,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 14:59:09,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 14:59:09,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 14:59:09,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-23 14:59:09,606 INFO L87 Difference]: Start difference. First operand 16457 states and 23723 transitions. Second operand has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (56), 6 states have call predecessors, (56), 2 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2023-11-23 14:59:14,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:59:16,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:59:20,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:59:23,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 14:59:23,453 INFO L93 Difference]: Finished difference Result 34048 states and 49890 transitions. [2023-11-23 14:59:23,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 14:59:23,454 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (56), 6 states have call predecessors, (56), 2 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) Word has length 393 [2023-11-23 14:59:23,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 14:59:23,548 INFO L225 Difference]: With dead ends: 34048 [2023-11-23 14:59:23,548 INFO L226 Difference]: Without dead ends: 17608 [2023-11-23 14:59:23,603 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2023-11-23 14:59:23,604 INFO L413 NwaCegarLoop]: 1580 mSDtfsCounter, 1474 mSDsluCounter, 3505 mSDsCounter, 0 mSdLazyCounter, 4148 mSolverCounterSat, 1965 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1494 SdHoareTripleChecker+Valid, 5085 SdHoareTripleChecker+Invalid, 6115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1965 IncrementalHoareTripleChecker+Valid, 4148 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.1s IncrementalHoareTripleChecker+Time [2023-11-23 14:59:23,604 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1494 Valid, 5085 Invalid, 6115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1965 Valid, 4148 Invalid, 2 Unknown, 0 Unchecked, 13.1s Time] [2023-11-23 14:59:23,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17608 states. [2023-11-23 14:59:24,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17608 to 16443. [2023-11-23 14:59:24,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16443 states, 10834 states have (on average 1.3542551227616761) internal successors, (14672), 10977 states have internal predecessors, (14672), 4508 states have call successors, (4508), 1096 states have call predecessors, (4508), 1100 states have return successors, (4515), 4454 states have call predecessors, (4515), 4508 states have call successors, (4515) [2023-11-23 14:59:24,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16443 states to 16443 states and 23695 transitions. [2023-11-23 14:59:24,294 INFO L78 Accepts]: Start accepts. Automaton has 16443 states and 23695 transitions. Word has length 393 [2023-11-23 14:59:24,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 14:59:24,295 INFO L495 AbstractCegarLoop]: Abstraction has 16443 states and 23695 transitions. [2023-11-23 14:59:24,295 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.428571428571427) internal successors, (129), 3 states have internal predecessors, (129), 3 states have call successors, (56), 6 states have call predecessors, (56), 2 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2023-11-23 14:59:24,295 INFO L276 IsEmpty]: Start isEmpty. Operand 16443 states and 23695 transitions. [2023-11-23 14:59:24,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 394 [2023-11-23 14:59:24,303 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 14:59:24,303 INFO L195 NwaCegarLoop]: trace histogram [20, 11, 11, 9, 9, 9, 9, 9, 9, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 14:59:24,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-23 14:59:24,304 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 14:59:24,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 14:59:24,304 INFO L85 PathProgramCache]: Analyzing trace with hash -7815098, now seen corresponding path program 1 times [2023-11-23 14:59:24,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 14:59:24,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023608865] [2023-11-23 14:59:24,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 14:59:24,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 14:59:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:59:24,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-23 14:59:24,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 14:59:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-23 14:59:24,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2023-11-23 14:59:24,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2023-11-23 14:59:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-23 14:59:24,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-23 14:59:24,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-23 14:59:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-23 14:59:24,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 14:59:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 14:59:24,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 14:59:24,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2023-11-23 14:59:24,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2023-11-23 14:59:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2023-11-23 14:59:24,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:59:24,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:59:24,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2023-11-23 14:59:24,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:59:24,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 14:59:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-23 14:59:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2023-11-23 14:59:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2023-11-23 14:59:24,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2023-11-23 14:59:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2023-11-23 14:59:24,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-23 14:59:24,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2023-11-23 14:59:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2023-11-23 14:59:24,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2023-11-23 14:59:24,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2023-11-23 14:59:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2023-11-23 14:59:24,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2023-11-23 14:59:24,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:24,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2023-11-23 14:59:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2023-11-23 14:59:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2023-11-23 14:59:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-23 14:59:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 14:59:24,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-23 14:59:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-23 14:59:24,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-23 14:59:24,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-23 14:59:24,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2023-11-23 14:59:24,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-23 14:59:24,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2023-11-23 14:59:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2023-11-23 14:59:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2023-11-23 14:59:24,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:24,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2023-11-23 14:59:24,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:25,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 14:59:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:25,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2023-11-23 14:59:25,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 14:59:25,010 INFO L134 CoverageAnalysis]: Checked inductivity of 906 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2023-11-23 14:59:25,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 14:59:25,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023608865] [2023-11-23 14:59:25,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023608865] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 14:59:25,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 14:59:25,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-23 14:59:25,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036085713] [2023-11-23 14:59:25,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 14:59:25,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-23 14:59:25,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 14:59:25,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-23 14:59:25,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-23 14:59:25,014 INFO L87 Difference]: Start difference. First operand 16443 states and 23695 transitions. Second operand has 8 states, 8 states have (on average 16.0) internal successors, (128), 4 states have internal predecessors, (128), 3 states have call successors, (56), 6 states have call predecessors, (56), 2 states have return successors, (49), 3 states have call predecessors, (49), 3 states have call successors, (49) [2023-11-23 14:59:29,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 14:59:31,589 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15