./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a90f2e01a2185d721475d33d2f9cf39e47ae49b45c697537955408a86358dace --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 06:58:41,157 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 06:58:41,212 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 06:58:41,217 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 06:58:41,217 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 06:58:41,238 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 06:58:41,238 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 06:58:41,238 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 06:58:41,239 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 06:58:41,239 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 06:58:41,239 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 06:58:41,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 06:58:41,239 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 06:58:41,239 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 06:58:41,239 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 06:58:41,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 06:58:41,240 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 06:58:41,240 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 06:58:41,240 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 06:58:41,240 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 06:58:41,240 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 06:58:41,240 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 06:58:41,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 06:58:41,240 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 06:58:41,240 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 06:58:41,240 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 06:58:41,241 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:58:41,241 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:58:41,241 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:58:41,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:58:41,241 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 06:58:41,241 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 06:58:41,241 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 06:58:41,241 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 06:58:41,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:58:41,241 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 06:58:41,242 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 06:58:41,242 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 06:58:41,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 06:58:41,242 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 06:58:41,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 06:58:41,242 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 06:58:41,242 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 06:58:41,242 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 06:58:41,242 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 06:58:41,242 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a90f2e01a2185d721475d33d2f9cf39e47ae49b45c697537955408a86358dace [2024-12-02 06:58:41,447 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 06:58:41,454 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 06:58:41,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 06:58:41,457 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 06:58:41,457 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 06:58:41,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2024-12-02 06:58:44,040 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/data/2b19c6309/a8467df0fabe4c1b81dc7e06a784b2be/FLAG23c0befbc [2024-12-02 06:58:44,516 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 06:58:44,517 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2024-12-02 06:58:44,557 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/data/2b19c6309/a8467df0fabe4c1b81dc7e06a784b2be/FLAG23c0befbc [2024-12-02 06:58:44,570 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/data/2b19c6309/a8467df0fabe4c1b81dc7e06a784b2be [2024-12-02 06:58:44,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 06:58:44,573 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 06:58:44,574 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 06:58:44,574 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 06:58:44,577 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 06:58:44,578 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:58:44" (1/1) ... [2024-12-02 06:58:44,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dcbe475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:44, skipping insertion in model container [2024-12-02 06:58:44,579 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:58:44" (1/1) ... [2024-12-02 06:58:44,659 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 06:58:46,463 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[313744,313757] [2024-12-02 06:58:46,510 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:58:46,575 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 06:58:46,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3952] [2024-12-02 06:58:46,656 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3954] [2024-12-02 06:58:46,656 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"); [3964] [2024-12-02 06:58:46,658 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [4008-4009] [2024-12-02 06:58:46,659 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; xaddb %b0, %1\n": "+q" (__ret), "+m" (v->counter): : "memory", "cc"); [4020-4021] [2024-12-02 06:58:46,659 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; xaddw %w0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4024-4025] [2024-12-02 06:58:46,659 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; xaddl %0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4028-4029] [2024-12-02 06:58:46,659 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; xaddq %q0, %1\n": "+r" (__ret), "+m" (v->counter): : "memory", "cc"); [4032-4033] [2024-12-02 06:58:46,862 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)); [8079] [2024-12-02 06:58:46,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8086] [2024-12-02 06:58:46,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [8095-8096] [2024-12-02 06:58:46,863 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [8112-8113] [2024-12-02 06:58:46,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [8127-8128] [2024-12-02 06:58:46,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [8142] [2024-12-02 06:58:46,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [8145] [2024-12-02 06:58:46,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [8148] [2024-12-02 06:58:46,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [8151] [2024-12-02 06:58:46,937 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[313744,313757] [2024-12-02 06:58:46,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 06:58:47,050 INFO L204 MainTranslator]: Completed translation [2024-12-02 06:58:47,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47 WrapperNode [2024-12-02 06:58:47,051 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 06:58:47,051 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 06:58:47,052 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 06:58:47,052 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 06:58:47,058 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47" (1/1) ... [2024-12-02 06:58:47,121 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47" (1/1) ... [2024-12-02 06:58:47,303 INFO L138 Inliner]: procedures = 388, calls = 4035, calls flagged for inlining = 195, calls inlined = 192, statements flattened = 8166 [2024-12-02 06:58:47,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 06:58:47,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 06:58:47,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 06:58:47,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 06:58:47,314 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47" (1/1) ... [2024-12-02 06:58:47,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47" (1/1) ... [2024-12-02 06:58:47,343 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47" (1/1) ... [2024-12-02 06:58:48,861 INFO L175 MemorySlicer]: Split 2421 memory accesses to 26 slices as follows [692, 26, 67, 35, 280, 23, 26, 2, 67, 2, 70, 3, 1036, 2, 2, 18, 4, 1, 2, 1, 2, 3, 22, 26, 2, 7]. 43 percent of accesses are in the largest equivalence class. The 236 initializations are split as follows [0, 0, 67, 0, 0, 0, 0, 0, 67, 0, 0, 0, 89, 2, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0, 7]. The 1500 writes are split as follows [692, 0, 0, 35, 240, 2, 22, 1, 0, 1, 60, 1, 401, 0, 1, 16, 0, 0, 1, 1, 1, 2, 11, 11, 1, 0]. [2024-12-02 06:58:48,862 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47" (1/1) ... [2024-12-02 06:58:48,862 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47" (1/1) ... [2024-12-02 06:58:48,991 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47" (1/1) ... [2024-12-02 06:58:49,002 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47" (1/1) ... [2024-12-02 06:58:49,021 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47" (1/1) ... [2024-12-02 06:58:49,070 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47" (1/1) ... [2024-12-02 06:58:49,086 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47" (1/1) ... [2024-12-02 06:58:49,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 06:58:49,136 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 06:58:49,137 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 06:58:49,137 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 06:58:49,138 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47" (1/1) ... [2024-12-02 06:58:49,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 06:58:49,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 06:58:49,167 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 06:58:49,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 06:58:49,193 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2024-12-02 06:58:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2024-12-02 06:58:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2024-12-02 06:58:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2024-12-02 06:58:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2024-12-02 06:58:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2024-12-02 06:58:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-12-02 06:58:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-12-02 06:58:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 06:58:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 06:58:49,194 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2024-12-02 06:58:49,194 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2024-12-02 06:58:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2024-12-02 06:58:49,195 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2024-12-02 06:58:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2024-12-02 06:58:49,195 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2024-12-02 06:58:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2024-12-02 06:58:49,195 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2024-12-02 06:58:49,195 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2024-12-02 06:58:49,195 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2024-12-02 06:58:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 06:58:49,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 06:58:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2024-12-02 06:58:49,196 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2024-12-02 06:58:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_5 [2024-12-02 06:58:49,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_5 [2024-12-02 06:58:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2024-12-02 06:58:49,196 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2024-12-02 06:58:49,196 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2024-12-02 06:58:49,196 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2024-12-02 06:58:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-12-02 06:58:49,197 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-12-02 06:58:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2024-12-02 06:58:49,197 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2024-12-02 06:58:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister_drivers [2024-12-02 06:58:49,197 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister_drivers [2024-12-02 06:58:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2024-12-02 06:58:49,197 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2024-12-02 06:58:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2024-12-02 06:58:49,197 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2024-12-02 06:58:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_work [2024-12-02 06:58:49,197 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_work [2024-12-02 06:58:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-12-02 06:58:49,197 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-12-02 06:58:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2024-12-02 06:58:49,197 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2024-12-02 06:58:49,197 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2024-12-02 06:58:49,197 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2024-12-02 06:58:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2024-12-02 06:58:49,198 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2024-12-02 06:58:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2024-12-02 06:58:49,198 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2024-12-02 06:58:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-12-02 06:58:49,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-12-02 06:58:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-12-02 06:58:49,198 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-12-02 06:58:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2024-12-02 06:58:49,198 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2024-12-02 06:58:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2024-12-02 06:58:49,198 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2024-12-02 06:58:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2024-12-02 06:58:49,198 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2024-12-02 06:58:49,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-12-02 06:58:49,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-12-02 06:58:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-12-02 06:58:49,199 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-12-02 06:58:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2024-12-02 06:58:49,199 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2024-12-02 06:58:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 06:58:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-12-02 06:58:49,199 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-12-02 06:58:49,199 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2024-12-02 06:58:49,199 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2024-12-02 06:58:49,200 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-12-02 06:58:49,200 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2024-12-02 06:58:49,200 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2024-12-02 06:58:49,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-12-02 06:58:49,200 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-12-02 06:58:49,200 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2024-12-02 06:58:49,201 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-12-02 06:58:49,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 06:58:49,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-12-02 06:58:49,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-12-02 06:58:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-12-02 06:58:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-12-02 06:58:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-12-02 06:58:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-12-02 06:58:49,203 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-12-02 06:58:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2024-12-02 06:58:49,203 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2024-12-02 06:58:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2024-12-02 06:58:49,203 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2024-12-02 06:58:49,203 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2024-12-02 06:58:49,203 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-12-02 06:58:49,204 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-12-02 06:58:49,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2024-12-02 06:58:49,205 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2024-12-02 06:58:49,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-12-02 06:58:49,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-12-02 06:58:49,205 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2024-12-02 06:58:49,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-12-02 06:58:49,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 06:58:49,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 06:58:49,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-12-02 06:58:49,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-12-02 06:58:49,206 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2024-12-02 06:58:49,207 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2024-12-02 06:58:49,207 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-12-02 06:58:49,207 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2024-12-02 06:58:49,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 06:58:49,208 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2024-12-02 06:58:49,208 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-12-02 06:58:49,208 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 06:58:49,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2024-12-02 06:58:49,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-12-02 06:58:49,208 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2024-12-02 06:58:49,208 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2024-12-02 06:58:49,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2024-12-02 06:58:49,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-12-02 06:58:49,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-12-02 06:58:49,208 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2024-12-02 06:58:49,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-12-02 06:58:49,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 06:58:49,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 06:58:49,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 06:58:49,210 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_show [2024-12-02 06:58:49,211 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_show [2024-12-02 06:58:49,211 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2024-12-02 06:58:49,211 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2024-12-02 06:58:49,211 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2024-12-02 06:58:49,211 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2024-12-02 06:58:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2024-12-02 06:58:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-12-02 06:58:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-12-02 06:58:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-12-02 06:58:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2024-12-02 06:58:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2024-12-02 06:58:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_msr_changed [2024-12-02 06:58:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_msr_changed [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2024-12-02 06:58:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 06:58:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_store [2024-12-02 06:58:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_store [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2024-12-02 06:58:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-12-02 06:58:49,212 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-12-02 06:58:49,212 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2024-12-02 06:58:49,213 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2024-12-02 06:58:49,213 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-12-02 06:58:49,213 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-12-02 06:58:49,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2024-12-02 06:58:49,214 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-12-02 06:58:49,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-12-02 06:58:49,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-12-02 06:58:49,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-12-02 06:58:49,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-12-02 06:58:49,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-12-02 06:58:49,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-12-02 06:58:49,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-12-02 06:58:49,215 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 06:58:49,215 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 06:58:49,215 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-12-02 06:58:49,215 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-12-02 06:58:49,215 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2024-12-02 06:58:49,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2024-12-02 06:58:49,215 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2024-12-02 06:58:49,215 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2024-12-02 06:58:49,215 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-12-02 06:58:49,215 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-12-02 06:58:49,215 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2024-12-02 06:58:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2024-12-02 06:58:49,216 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-12-02 06:58:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-12-02 06:58:49,216 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-12-02 06:58:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-12-02 06:58:49,216 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-12-02 06:58:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-12-02 06:58:49,216 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_softint [2024-12-02 06:58:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_softint [2024-12-02 06:58:49,216 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2024-12-02 06:58:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2024-12-02 06:58:49,216 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-12-02 06:58:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-12-02 06:58:49,216 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2024-12-02 06:58:49,216 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2024-12-02 06:58:49,216 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2024-12-02 06:58:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2024-12-02 06:58:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2024-12-02 06:58:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2024-12-02 06:58:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure serial_wait_until_sent [2024-12-02 06:58:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_wait_until_sent [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-12-02 06:58:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2024-12-02 06:58:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2024-12-02 06:58:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-12-02 06:58:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2024-12-02 06:58:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-12-02 06:58:49,217 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 06:58:49,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure serial_set_termios [2024-12-02 06:58:49,218 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_set_termios [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2024-12-02 06:58:49,218 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2024-12-02 06:58:49,218 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2024-12-02 06:58:49,218 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2024-12-02 06:58:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-12-02 06:58:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-12-02 06:58:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 06:58:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 06:58:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2024-12-02 06:58:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2024-12-02 06:58:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2024-12-02 06:58:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2024-12-02 06:58:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_get_by_minor [2024-12-02 06:58:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_get_by_minor [2024-12-02 06:58:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-12-02 06:58:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-12-02 06:58:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2024-12-02 06:58:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2024-12-02 06:58:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_sysrq_char [2024-12-02 06:58:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_sysrq_char [2024-12-02 06:58:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2024-12-02 06:58:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2024-12-02 06:58:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-12-02 06:58:49,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-12-02 06:58:49,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2024-12-02 06:58:49,221 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2024-12-02 06:58:49,221 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2024-12-02 06:58:49,221 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-12-02 06:58:49,221 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-12-02 06:58:49,221 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2024-12-02 06:58:49,221 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 06:58:49,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 06:58:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 06:58:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 06:58:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 06:58:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-12-02 06:58:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-12-02 06:58:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-12-02 06:58:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-12-02 06:58:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-12-02 06:58:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-12-02 06:58:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-12-02 06:58:49,222 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2024-12-02 06:58:49,222 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2024-12-02 06:58:50,225 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 06:58:50,229 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 06:59:14,394 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 06:59:22,326 INFO L? ?]: Removed 2848 outVars from TransFormulas that were not future-live. [2024-12-02 06:59:22,326 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 06:59:22,366 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 06:59:22,367 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 06:59:22,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:59:22 BoogieIcfgContainer [2024-12-02 06:59:22,367 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 06:59:22,369 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 06:59:22,369 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 06:59:22,373 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 06:59:22,373 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 06:58:44" (1/3) ... [2024-12-02 06:59:22,373 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d2efe42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:59:22, skipping insertion in model container [2024-12-02 06:59:22,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:58:47" (2/3) ... [2024-12-02 06:59:22,374 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d2efe42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 06:59:22, skipping insertion in model container [2024-12-02 06:59:22,374 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 06:59:22" (3/3) ... [2024-12-02 06:59:22,375 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2024-12-02 06:59:22,385 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 06:59:22,388 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i that has 136 procedures, 2520 locations, 1 initial locations, 5 loop locations, and 1 error locations. [2024-12-02 06:59:22,470 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 06:59:22,479 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5989a739, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 06:59:22,479 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 06:59:22,488 INFO L276 IsEmpty]: Start isEmpty. Operand has 2519 states, 1782 states have (on average 1.3361391694725029) internal successors, (2381), 1844 states have internal predecessors, (2381), 601 states have call successors, (601), 135 states have call predecessors, (601), 134 states have return successors, (590), 576 states have call predecessors, (590), 590 states have call successors, (590) [2024-12-02 06:59:22,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2024-12-02 06:59:22,525 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 06:59:22,526 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 06:59:22,527 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 06:59:22,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 06:59:22,531 INFO L85 PathProgramCache]: Analyzing trace with hash -1094735684, now seen corresponding path program 1 times [2024-12-02 06:59:22,536 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 06:59:22,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092341646] [2024-12-02 06:59:22,537 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 06:59:22,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:00:33,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:00:34,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1050 trivial. 0 not checked. [2024-12-02 07:00:34,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:00:34,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092341646] [2024-12-02 07:00:34,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092341646] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:00:34,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1784940079] [2024-12-02 07:00:34,076 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:00:34,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:00:34,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:00:34,079 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:00:34,081 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 07:01:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:01:48,449 INFO L256 TraceCheckSpWp]: Trace formula consists of 13064 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:01:48,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:01:48,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 90 proven. 0 refuted. 0 times theorem prover too weak. 1010 trivial. 0 not checked. [2024-12-02 07:01:48,501 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:01:48,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1784940079] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:01:48,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:01:48,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 07:01:48,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [776766059] [2024-12-02 07:01:48,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:01:48,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:01:48,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:01:48,523 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:01:48,524 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:01:48,528 INFO L87 Difference]: Start difference. First operand has 2519 states, 1782 states have (on average 1.3361391694725029) internal successors, (2381), 1844 states have internal predecessors, (2381), 601 states have call successors, (601), 135 states have call predecessors, (601), 134 states have return successors, (590), 576 states have call predecessors, (590), 590 states have call successors, (590) Second operand has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-12-02 07:01:48,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:01:48,707 INFO L93 Difference]: Finished difference Result 5033 states and 7279 transitions. [2024-12-02 07:01:48,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:01:48,709 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 304 [2024-12-02 07:01:48,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:01:48,740 INFO L225 Difference]: With dead ends: 5033 [2024-12-02 07:01:48,741 INFO L226 Difference]: Without dead ends: 2501 [2024-12-02 07:01:48,758 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:01:48,761 INFO L435 NwaCegarLoop]: 3563 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3563 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:01:48,761 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3563 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:01:48,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2501 states. [2024-12-02 07:01:48,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2501 to 2501. [2024-12-02 07:01:48,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2501 states, 1777 states have (on average 1.3269555430500843) internal successors, (2358), 1826 states have internal predecessors, (2358), 590 states have call successors, (590), 134 states have call predecessors, (590), 133 states have return successors, (588), 574 states have call predecessors, (588), 588 states have call successors, (588) [2024-12-02 07:01:48,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2501 states to 2501 states and 3536 transitions. [2024-12-02 07:01:48,947 INFO L78 Accepts]: Start accepts. Automaton has 2501 states and 3536 transitions. Word has length 304 [2024-12-02 07:01:48,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:01:48,948 INFO L471 AbstractCegarLoop]: Abstraction has 2501 states and 3536 transitions. [2024-12-02 07:01:48,948 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-12-02 07:01:48,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2501 states and 3536 transitions. [2024-12-02 07:01:49,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2024-12-02 07:01:49,010 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:01:49,011 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:01:49,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-12-02 07:01:49,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55519133-2f05-44db-b723-4f370cf375ec/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 07:01:49,212 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:01:49,213 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:01:49,213 INFO L85 PathProgramCache]: Analyzing trace with hash -996036142, now seen corresponding path program 1 times [2024-12-02 07:01:49,213 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:01:49,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590923706] [2024-12-02 07:01:49,213 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:01:49,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:03:01,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:03:02,662 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2024-12-02 07:03:02,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:03:02,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590923706] [2024-12-02 07:03:02,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590923706] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:03:02,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:03:02,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:03:02,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992997989] [2024-12-02 07:03:02,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:03:02,663 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:03:02,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:03:02,664 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:03:02,664 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:03:02,665 INFO L87 Difference]: Start difference. First operand 2501 states and 3536 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 07:03:02,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:03:02,892 INFO L93 Difference]: Finished difference Result 7401 states and 10530 transitions. [2024-12-02 07:03:02,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:03:02,893 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 304 [2024-12-02 07:03:02,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:03:02,920 INFO L225 Difference]: With dead ends: 7401 [2024-12-02 07:03:02,920 INFO L226 Difference]: Without dead ends: 4937 [2024-12-02 07:03:02,930 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:03:02,931 INFO L435 NwaCegarLoop]: 4182 mSDtfsCounter, 3456 mSDsluCounter, 3465 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3456 SdHoareTripleChecker+Valid, 7647 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:03:02,931 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3456 Valid, 7647 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:03:02,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4937 states. [2024-12-02 07:03:03,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4937 to 4934. [2024-12-02 07:03:03,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4934 states, 3517 states have (on average 1.3295422234859255) internal successors, (4676), 3614 states have internal predecessors, (4676), 1150 states have call successors, (1150), 267 states have call predecessors, (1150), 266 states have return successors, (1163), 1120 states have call predecessors, (1163), 1148 states have call successors, (1163) [2024-12-02 07:03:03,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4934 states to 4934 states and 6989 transitions. [2024-12-02 07:03:03,098 INFO L78 Accepts]: Start accepts. Automaton has 4934 states and 6989 transitions. Word has length 304 [2024-12-02 07:03:03,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:03:03,099 INFO L471 AbstractCegarLoop]: Abstraction has 4934 states and 6989 transitions. [2024-12-02 07:03:03,099 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 3 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 07:03:03,099 INFO L276 IsEmpty]: Start isEmpty. Operand 4934 states and 6989 transitions. [2024-12-02 07:03:03,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 339 [2024-12-02 07:03:03,113 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:03:03,113 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:03:03,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 07:03:03,113 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:03:03,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:03:03,114 INFO L85 PathProgramCache]: Analyzing trace with hash 1183603789, now seen corresponding path program 1 times [2024-12-02 07:03:03,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:03:03,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137599452] [2024-12-02 07:03:03,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:03:03,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:04:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:04:15,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1103 trivial. 0 not checked. [2024-12-02 07:04:15,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:04:15,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137599452] [2024-12-02 07:04:15,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2137599452] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:04:15,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:04:15,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:04:15,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247648097] [2024-12-02 07:04:15,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:04:15,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:04:15,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:04:15,490 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:04:15,490 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:04:15,491 INFO L87 Difference]: Start difference. First operand 4934 states and 6989 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 07:04:16,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:04:16,600 INFO L93 Difference]: Finished difference Result 14632 states and 20873 transitions. [2024-12-02 07:04:16,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:04:16,601 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 338 [2024-12-02 07:04:16,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:04:16,684 INFO L225 Difference]: With dead ends: 14632 [2024-12-02 07:04:16,684 INFO L226 Difference]: Without dead ends: 9748 [2024-12-02 07:04:16,710 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:04:16,711 INFO L435 NwaCegarLoop]: 3567 mSDtfsCounter, 3507 mSDsluCounter, 3441 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3507 SdHoareTripleChecker+Valid, 7008 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 07:04:16,711 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3507 Valid, 7008 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 07:04:16,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9748 states. [2024-12-02 07:04:17,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9748 to 9730. [2024-12-02 07:04:17,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9730 states, 6942 states have (on average 1.3292999135695764) internal successors, (9228), 7134 states have internal predecessors, (9228), 2255 states have call successors, (2255), 533 states have call predecessors, (2255), 532 states have return successors, (2455), 2198 states have call predecessors, (2455), 2253 states have call successors, (2455) [2024-12-02 07:04:17,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9730 states to 9730 states and 13938 transitions. [2024-12-02 07:04:17,231 INFO L78 Accepts]: Start accepts. Automaton has 9730 states and 13938 transitions. Word has length 338 [2024-12-02 07:04:17,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:04:17,232 INFO L471 AbstractCegarLoop]: Abstraction has 9730 states and 13938 transitions. [2024-12-02 07:04:17,232 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 07:04:17,232 INFO L276 IsEmpty]: Start isEmpty. Operand 9730 states and 13938 transitions. [2024-12-02 07:04:17,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2024-12-02 07:04:17,250 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:04:17,250 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:04:17,250 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 07:04:17,250 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:04:17,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:04:17,251 INFO L85 PathProgramCache]: Analyzing trace with hash -1758071175, now seen corresponding path program 1 times [2024-12-02 07:04:17,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:04:17,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [568239527] [2024-12-02 07:04:17,251 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:04:17,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:05:29,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:05:29,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2024-12-02 07:05:29,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:05:29,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [568239527] [2024-12-02 07:05:29,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [568239527] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:05:29,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:05:29,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:05:29,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1877941475] [2024-12-02 07:05:29,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:05:29,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:05:29,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:05:29,844 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:05:29,844 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:05:29,844 INFO L87 Difference]: Start difference. First operand 9730 states and 13938 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 07:05:31,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:05:31,313 INFO L93 Difference]: Finished difference Result 27880 states and 39800 transitions. [2024-12-02 07:05:31,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:05:31,314 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 340 [2024-12-02 07:05:31,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:05:31,417 INFO L225 Difference]: With dead ends: 27880 [2024-12-02 07:05:31,417 INFO L226 Difference]: Without dead ends: 18200 [2024-12-02 07:05:31,455 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:05:31,456 INFO L435 NwaCegarLoop]: 3535 mSDtfsCounter, 3123 mSDsluCounter, 3367 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3123 SdHoareTripleChecker+Valid, 6902 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:05:31,456 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3123 Valid, 6902 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 07:05:31,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18200 states. [2024-12-02 07:05:31,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18200 to 18184. [2024-12-02 07:05:31,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18184 states, 12932 states have (on average 1.323847819362821) internal successors, (17120), 13314 states have internal predecessors, (17120), 4219 states have call successors, (4219), 1033 states have call predecessors, (4219), 1032 states have return successors, (4577), 4104 states have call predecessors, (4577), 4217 states have call successors, (4577) [2024-12-02 07:05:32,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18184 states to 18184 states and 25916 transitions. [2024-12-02 07:05:32,239 INFO L78 Accepts]: Start accepts. Automaton has 18184 states and 25916 transitions. Word has length 340 [2024-12-02 07:05:32,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:05:32,239 INFO L471 AbstractCegarLoop]: Abstraction has 18184 states and 25916 transitions. [2024-12-02 07:05:32,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-12-02 07:05:32,240 INFO L276 IsEmpty]: Start isEmpty. Operand 18184 states and 25916 transitions. [2024-12-02 07:05:32,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2024-12-02 07:05:32,249 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:05:32,250 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:05:32,250 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 07:05:32,250 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:05:32,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:05:32,251 INFO L85 PathProgramCache]: Analyzing trace with hash -146726318, now seen corresponding path program 1 times [2024-12-02 07:05:32,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:05:32,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302521548] [2024-12-02 07:05:32,252 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:05:32,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:06:48,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:06:49,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1100 trivial. 0 not checked. [2024-12-02 07:06:49,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:06:49,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302521548] [2024-12-02 07:06:49,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302521548] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:06:49,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:06:49,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:06:49,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322478899] [2024-12-02 07:06:49,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:06:49,698 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:06:49,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:06:49,698 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:06:49,698 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:06:49,698 INFO L87 Difference]: Start difference. First operand 18184 states and 25916 transitions. Second operand has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 07:06:50,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:06:50,807 INFO L93 Difference]: Finished difference Result 52531 states and 75160 transitions. [2024-12-02 07:06:50,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:06:50,807 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 330 [2024-12-02 07:06:50,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:06:50,989 INFO L225 Difference]: With dead ends: 52531 [2024-12-02 07:06:50,989 INFO L226 Difference]: Without dead ends: 34397 [2024-12-02 07:06:51,060 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:06:51,061 INFO L435 NwaCegarLoop]: 5942 mSDtfsCounter, 3259 mSDsluCounter, 3417 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3259 SdHoareTripleChecker+Valid, 9359 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:06:51,062 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3259 Valid, 9359 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 07:06:51,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34397 states. [2024-12-02 07:06:51,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34397 to 34350. [2024-12-02 07:06:51,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34350 states, 24426 states have (on average 1.3229345779087858) internal successors, (32314), 25166 states have internal predecessors, (32314), 7905 states have call successors, (7905), 2017 states have call predecessors, (7905), 2018 states have return successors, (9044), 7680 states have call predecessors, (9044), 7903 states have call successors, (9044) [2024-12-02 07:06:52,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34350 states to 34350 states and 49263 transitions. [2024-12-02 07:06:52,099 INFO L78 Accepts]: Start accepts. Automaton has 34350 states and 49263 transitions. Word has length 330 [2024-12-02 07:06:52,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:06:52,100 INFO L471 AbstractCegarLoop]: Abstraction has 34350 states and 49263 transitions. [2024-12-02 07:06:52,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (34), 2 states have call predecessors, (34), 1 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 07:06:52,100 INFO L276 IsEmpty]: Start isEmpty. Operand 34350 states and 49263 transitions. [2024-12-02 07:06:52,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 423 [2024-12-02 07:06:52,119 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:06:52,120 INFO L218 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 3, 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] [2024-12-02 07:06:52,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 07:06:52,120 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:06:52,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:06:52,121 INFO L85 PathProgramCache]: Analyzing trace with hash -290660524, now seen corresponding path program 1 times [2024-12-02 07:06:52,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:06:52,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107287460] [2024-12-02 07:06:52,121 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:06:52,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:08:04,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:08:05,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1288 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2024-12-02 07:08:05,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:08:05,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107287460] [2024-12-02 07:08:05,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107287460] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:08:05,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:08:05,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:08:05,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168127509] [2024-12-02 07:08:05,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:08:05,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:08:05,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:08:05,682 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:08:05,682 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:08:05,683 INFO L87 Difference]: Start difference. First operand 34350 states and 49263 transitions. Second operand has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-12-02 07:08:06,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:08:06,737 INFO L93 Difference]: Finished difference Result 68655 states and 98457 transitions. [2024-12-02 07:08:06,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:08:06,738 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 422 [2024-12-02 07:08:06,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:08:06,900 INFO L225 Difference]: With dead ends: 68655 [2024-12-02 07:08:06,900 INFO L226 Difference]: Without dead ends: 34355 [2024-12-02 07:08:07,026 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:08:07,026 INFO L435 NwaCegarLoop]: 3537 mSDtfsCounter, 3531 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3531 SdHoareTripleChecker+Valid, 3541 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 07:08:07,027 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3531 Valid, 3541 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 07:08:07,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34355 states. [2024-12-02 07:08:08,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34355 to 34350. [2024-12-02 07:08:08,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34350 states, 24426 states have (on average 1.3222795381970032) internal successors, (32298), 25166 states have internal predecessors, (32298), 7905 states have call successors, (7905), 2017 states have call predecessors, (7905), 2018 states have return successors, (9044), 7680 states have call predecessors, (9044), 7903 states have call successors, (9044) [2024-12-02 07:08:08,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34350 states to 34350 states and 49247 transitions. [2024-12-02 07:08:08,401 INFO L78 Accepts]: Start accepts. Automaton has 34350 states and 49247 transitions. Word has length 422 [2024-12-02 07:08:08,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:08:08,402 INFO L471 AbstractCegarLoop]: Abstraction has 34350 states and 49247 transitions. [2024-12-02 07:08:08,402 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.0) internal successors, (138), 3 states have internal predecessors, (138), 2 states have call successors, (41), 2 states have call predecessors, (41), 1 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2024-12-02 07:08:08,402 INFO L276 IsEmpty]: Start isEmpty. Operand 34350 states and 49247 transitions. [2024-12-02 07:08:08,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2024-12-02 07:08:08,424 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:08:08,424 INFO L218 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 12, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:08:08,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 07:08:08,425 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:08:08,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:08:08,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1096279128, now seen corresponding path program 1 times [2024-12-02 07:08:08,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:08:08,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703110953] [2024-12-02 07:08:08,425 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:08:08,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:09:23,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:09:24,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1441 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1437 trivial. 0 not checked. [2024-12-02 07:09:24,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:09:24,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703110953] [2024-12-02 07:09:24,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703110953] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:09:24,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:09:24,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:09:24,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375201249] [2024-12-02 07:09:24,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:09:24,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:09:24,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:09:24,346 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:09:24,346 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:09:24,346 INFO L87 Difference]: Start difference. First operand 34350 states and 49247 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-12-02 07:09:26,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:09:26,065 INFO L93 Difference]: Finished difference Result 102356 states and 146663 transitions. [2024-12-02 07:09:26,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:09:26,065 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 438 [2024-12-02 07:09:26,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:09:26,406 INFO L225 Difference]: With dead ends: 102356 [2024-12-02 07:09:26,406 INFO L226 Difference]: Without dead ends: 68056 [2024-12-02 07:09:26,562 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:09:26,562 INFO L435 NwaCegarLoop]: 5988 mSDtfsCounter, 3464 mSDsluCounter, 3447 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3464 SdHoareTripleChecker+Valid, 9435 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 07:09:26,562 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3464 Valid, 9435 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 07:09:26,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68056 states. [2024-12-02 07:09:28,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68056 to 67924. [2024-12-02 07:09:28,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67924 states, 48304 states have (on average 1.322706194104008) internal successors, (63892), 49792 states have internal predecessors, (63892), 15597 states have call successors, (15597), 4019 states have call predecessors, (15597), 4022 states have return successors, (17845), 15140 states have call predecessors, (17845), 15595 states have call successors, (17845) [2024-12-02 07:09:28,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67924 states to 67924 states and 97334 transitions. [2024-12-02 07:09:28,761 INFO L78 Accepts]: Start accepts. Automaton has 67924 states and 97334 transitions. Word has length 438 [2024-12-02 07:09:28,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:09:28,762 INFO L471 AbstractCegarLoop]: Abstraction has 67924 states and 97334 transitions. [2024-12-02 07:09:28,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 2 states have call successors, (47), 2 states have call predecessors, (47), 1 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-12-02 07:09:28,762 INFO L276 IsEmpty]: Start isEmpty. Operand 67924 states and 97334 transitions. [2024-12-02 07:09:28,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 478 [2024-12-02 07:09:28,777 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:09:28,778 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 12, 12, 12, 12, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:09:28,778 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 07:09:28,778 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:09:28,778 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:09:28,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1054102473, now seen corresponding path program 1 times [2024-12-02 07:09:28,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:09:28,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981654555] [2024-12-02 07:09:28,778 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:09:28,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:10:39,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:10:40,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2249 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2247 trivial. 0 not checked. [2024-12-02 07:10:40,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:10:40,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981654555] [2024-12-02 07:10:40,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981654555] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:10:40,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:10:40,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:10:40,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702838764] [2024-12-02 07:10:40,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:10:40,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:10:40,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:10:40,557 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:10:40,557 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:10:40,557 INFO L87 Difference]: Start difference. First operand 67924 states and 97334 transitions. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-12-02 07:10:44,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:10:47,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:10:47,148 INFO L93 Difference]: Finished difference Result 135835 states and 194639 transitions. [2024-12-02 07:10:47,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:10:47,149 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 477 [2024-12-02 07:10:47,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:10:47,453 INFO L225 Difference]: With dead ends: 135835 [2024-12-02 07:10:47,453 INFO L226 Difference]: Without dead ends: 67945 [2024-12-02 07:10:47,662 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:10:47,662 INFO L435 NwaCegarLoop]: 3534 mSDtfsCounter, 5 mSDsluCounter, 7060 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 10594 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:10:47,662 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 10594 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 5.0s Time] [2024-12-02 07:10:47,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67945 states. [2024-12-02 07:10:49,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67945 to 67926. [2024-12-02 07:10:49,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67926 states, 48306 states have (on average 1.3223616113940297) internal successors, (63878), 49794 states have internal predecessors, (63878), 15597 states have call successors, (15597), 4019 states have call predecessors, (15597), 4022 states have return successors, (17845), 15140 states have call predecessors, (17845), 15595 states have call successors, (17845) [2024-12-02 07:10:49,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67926 states to 67926 states and 97320 transitions. [2024-12-02 07:10:49,742 INFO L78 Accepts]: Start accepts. Automaton has 67926 states and 97320 transitions. Word has length 477 [2024-12-02 07:10:49,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:10:49,743 INFO L471 AbstractCegarLoop]: Abstraction has 67926 states and 97320 transitions. [2024-12-02 07:10:49,743 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 2 states have call successors, (46), 2 states have call predecessors, (46), 1 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2024-12-02 07:10:49,743 INFO L276 IsEmpty]: Start isEmpty. Operand 67926 states and 97320 transitions. [2024-12-02 07:10:49,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2024-12-02 07:10:49,760 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:10:49,760 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 12, 12, 12, 12, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:10:49,760 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 07:10:49,760 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:10:49,760 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:10:49,760 INFO L85 PathProgramCache]: Analyzing trace with hash 805072833, now seen corresponding path program 1 times [2024-12-02 07:10:49,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:10:49,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430944507] [2024-12-02 07:10:49,761 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:10:49,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:12:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:12:04,385 INFO L134 CoverageAnalysis]: Checked inductivity of 2252 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2250 trivial. 0 not checked. [2024-12-02 07:12:04,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:12:04,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430944507] [2024-12-02 07:12:04,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430944507] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:12:04,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:12:04,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:12:04,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081614821] [2024-12-02 07:12:04,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:12:04,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:12:04,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:12:04,387 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:12:04,387 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:12:04,387 INFO L87 Difference]: Start difference. First operand 67926 states and 97320 transitions. Second operand has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-12-02 07:12:08,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 07:12:10,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:12:10,586 INFO L93 Difference]: Finished difference Result 136314 states and 195241 transitions. [2024-12-02 07:12:10,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:12:10,586 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 494 [2024-12-02 07:12:10,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:12:10,912 INFO L225 Difference]: With dead ends: 136314 [2024-12-02 07:12:10,912 INFO L226 Difference]: Without dead ends: 68405 [2024-12-02 07:12:11,104 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:12:11,105 INFO L435 NwaCegarLoop]: 3543 mSDtfsCounter, 665 mSDsluCounter, 6991 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 665 SdHoareTripleChecker+Valid, 10534 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:12:11,105 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [665 Valid, 10534 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-12-02 07:12:11,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68405 states. [2024-12-02 07:12:12,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68405 to 68365. [2024-12-02 07:12:12,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68365 states, 48622 states have (on average 1.322014725844268) internal successors, (64279), 50115 states have internal predecessors, (64279), 15681 states have call successors, (15681), 4058 states have call predecessors, (15681), 4061 states have return successors, (17929), 15223 states have call predecessors, (17929), 15679 states have call successors, (17929) [2024-12-02 07:12:13,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68365 states to 68365 states and 97889 transitions. [2024-12-02 07:12:13,152 INFO L78 Accepts]: Start accepts. Automaton has 68365 states and 97889 transitions. Word has length 494 [2024-12-02 07:12:13,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:12:13,153 INFO L471 AbstractCegarLoop]: Abstraction has 68365 states and 97889 transitions. [2024-12-02 07:12:13,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.5) internal successors, (138), 4 states have internal predecessors, (138), 2 states have call successors, (49), 2 states have call predecessors, (49), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-12-02 07:12:13,153 INFO L276 IsEmpty]: Start isEmpty. Operand 68365 states and 97889 transitions. [2024-12-02 07:12:13,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 509 [2024-12-02 07:12:13,325 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:12:13,326 INFO L218 NwaCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 12, 12, 12, 12, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:12:13,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 07:12:13,326 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:12:13,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:12:13,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1895296310, now seen corresponding path program 1 times [2024-12-02 07:12:13,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:12:13,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432955765] [2024-12-02 07:12:13,327 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:12:13,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms