./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-32_7a-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_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/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_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/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_3e6efce1-fd83-4e13-b5ef-8829f11de792/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 c5d5043b66caff5c07f0c88f362816351d0f3d977cc292db3caac18b1f834999 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 08:34:35,121 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 08:34:35,176 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-12-02 08:34:35,179 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 08:34:35,180 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 08:34:35,199 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 08:34:35,200 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 08:34:35,200 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 08:34:35,200 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 08:34:35,201 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 08:34:35,201 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 08:34:35,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 08:34:35,201 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 08:34:35,201 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 08:34:35,201 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 08:34:35,201 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 08:34:35,202 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 08:34:35,202 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 08:34:35,202 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 08:34:35,202 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 08:34:35,202 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 08:34:35,202 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 08:34:35,202 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 08:34:35,202 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 08:34:35,202 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 08:34:35,203 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 08:34:35,203 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:34:35,203 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:34:35,203 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:34:35,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:34:35,203 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 08:34:35,203 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 08:34:35,203 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 08:34:35,203 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 08:34:35,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:34:35,204 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 08:34:35,204 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 08:34:35,204 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 08:34:35,204 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 08:34:35,204 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 08:34:35,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 08:34:35,204 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 08:34:35,204 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 08:34:35,204 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 08:34:35,205 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 08:34:35,205 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_3e6efce1-fd83-4e13-b5ef-8829f11de792/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 -> c5d5043b66caff5c07f0c88f362816351d0f3d977cc292db3caac18b1f834999 [2024-12-02 08:34:35,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 08:34:35,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 08:34:35,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 08:34:35,436 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 08:34:35,437 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 08:34:35,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2024-12-02 08:34:38,159 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/data/50754d426/8081bedebcc6445aa1c29b3bf1c4537e/FLAGa2fc77eea [2024-12-02 08:34:38,621 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 08:34:38,621 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2024-12-02 08:34:38,657 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/data/50754d426/8081bedebcc6445aa1c29b3bf1c4537e/FLAGa2fc77eea [2024-12-02 08:34:38,671 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/data/50754d426/8081bedebcc6445aa1c29b3bf1c4537e [2024-12-02 08:34:38,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 08:34:38,675 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 08:34:38,677 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 08:34:38,677 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 08:34:38,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 08:34:38,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:34:38" (1/1) ... [2024-12-02 08:34:38,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4257549c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:38, skipping insertion in model container [2024-12-02 08:34:38,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:34:38" (1/1) ... [2024-12-02 08:34:38,795 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 08:34:40,879 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_3e6efce1-fd83-4e13-b5ef-8829f11de792/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[323188,323201] [2024-12-02 08:34:41,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:34:41,174 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 08:34:41,288 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3943] [2024-12-02 08:34:41,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [3945] [2024-12-02 08:34:41,290 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"); [3955] [2024-12-02 08:34:41,292 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"); [3999-4000] [2024-12-02 08:34:41,293 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"); [4011-4012] [2024-12-02 08:34:41,293 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"); [4015-4016] [2024-12-02 08:34:41,293 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"); [4019-4020] [2024-12-02 08:34:41,293 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"); [4023-4024] [2024-12-02 08:34:41,609 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)); [8320] [2024-12-02 08:34:41,609 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [8327] [2024-12-02 08:34:41,609 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"); [8336-8337] [2024-12-02 08:34:41,610 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"); [8353-8354] [2024-12-02 08:34:41,611 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)); [8368-8369] [2024-12-02 08:34:41,611 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [8383] [2024-12-02 08:34:41,612 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [8386] [2024-12-02 08:34:41,612 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [8389] [2024-12-02 08:34:41,612 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [8392] [2024-12-02 08:34:41,679 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_3e6efce1-fd83-4e13-b5ef-8829f11de792/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[323188,323201] [2024-12-02 08:34:41,708 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 08:34:41,863 INFO L204 MainTranslator]: Completed translation [2024-12-02 08:34:41,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41 WrapperNode [2024-12-02 08:34:41,864 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 08:34:41,865 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 08:34:41,866 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 08:34:41,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 08:34:41,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41" (1/1) ... [2024-12-02 08:34:41,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41" (1/1) ... [2024-12-02 08:34:42,169 INFO L138 Inliner]: procedures = 481, calls = 4211, calls flagged for inlining = 216, calls inlined = 209, statements flattened = 8322 [2024-12-02 08:34:42,170 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 08:34:42,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 08:34:42,171 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 08:34:42,171 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 08:34:42,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41" (1/1) ... [2024-12-02 08:34:42,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41" (1/1) ... [2024-12-02 08:34:42,245 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41" (1/1) ... [2024-12-02 08:34:44,094 INFO L175 MemorySlicer]: Split 2421 memory accesses to 26 slices as follows [2, 26, 692, 1, 1, 35, 23, 26, 26, 67, 3, 70, 2, 18, 1036, 2, 2, 67, 280, 4, 3, 2, 22, 2, 2, 7]. 43 percent of accesses are in the largest equivalence class. The 236 initializations are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 0, 89, 2, 0, 67, 0, 4, 0, 0, 0, 0, 0, 7]. The 1500 writes are split as follows [1, 11, 692, 0, 1, 35, 2, 0, 22, 0, 2, 60, 1, 16, 401, 0, 1, 0, 240, 0, 1, 1, 11, 1, 1, 0]. [2024-12-02 08:34:44,095 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41" (1/1) ... [2024-12-02 08:34:44,095 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41" (1/1) ... [2024-12-02 08:34:44,234 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41" (1/1) ... [2024-12-02 08:34:44,247 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41" (1/1) ... [2024-12-02 08:34:44,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41" (1/1) ... [2024-12-02 08:34:44,320 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41" (1/1) ... [2024-12-02 08:34:44,336 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41" (1/1) ... [2024-12-02 08:34:44,395 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 08:34:44,396 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 08:34:44,396 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 08:34:44,396 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 08:34:44,398 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41" (1/1) ... [2024-12-02 08:34:44,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 08:34:44,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:34:44,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 08:34:44,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 08:34:44,454 INFO L130 BoogieDeclarations]: Found specification of procedure serial_proc_open [2024-12-02 08:34:44,454 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_proc_open [2024-12-02 08:34:44,454 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_throttle [2024-12-02 08:34:44,454 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_throttle [2024-12-02 08:34:44,454 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-12-02 08:34:44,454 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-12-02 08:34:44,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-12-02 08:34:44,454 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-12-02 08:34:44,454 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2024-12-02 08:34:44,454 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2024-12-02 08:34:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2024-12-02 08:34:44,455 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2024-12-02 08:34:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2024-12-02 08:34:44,455 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2024-12-02 08:34:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2024-12-02 08:34:44,455 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2024-12-02 08:34:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2024-12-02 08:34:44,455 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2024-12-02 08:34:44,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-12-02 08:34:44,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-12-02 08:34:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure char_buf_ptr [2024-12-02 08:34:44,456 INFO L138 BoogieDeclarations]: Found implementation of procedure char_buf_ptr [2024-12-02 08:34:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_5 [2024-12-02 08:34:44,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_5 [2024-12-02 08:34:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2024-12-02 08:34:44,456 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2024-12-02 08:34:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit_unlock [2024-12-02 08:34:44,456 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit_unlock [2024-12-02 08:34:44,456 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2024-12-02 08:34:44,457 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2024-12-02 08:34:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2024-12-02 08:34:44,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2024-12-02 08:34:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister_drivers [2024-12-02 08:34:44,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister_drivers [2024-12-02 08:34:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure usb_store_new_id [2024-12-02 08:34:44,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_store_new_id [2024-12-02 08:34:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2024-12-02 08:34:44,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2024-12-02 08:34:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_work [2024-12-02 08:34:44,457 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_work [2024-12-02 08:34:44,457 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-12-02 08:34:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-12-02 08:34:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_poison_urbs [2024-12-02 08:34:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_poison_urbs [2024-12-02 08:34:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure serial_hangup [2024-12-02 08:34:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_hangup [2024-12-02 08:34:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2024-12-02 08:34:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2024-12-02 08:34:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2024-12-02 08:34:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2024-12-02 08:34:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-12-02 08:34:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-12-02 08:34:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-12-02 08:34:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-12-02 08:34:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unpoison_urb [2024-12-02 08:34:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unpoison_urb [2024-12-02 08:34:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2024-12-02 08:34:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2024-12-02 08:34:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2024-12-02 08:34:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2024-12-02 08:34:44,458 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-12-02 08:34:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-12-02 08:34:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-12-02 08:34:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-12-02 08:34:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2024-12-02 08:34:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2024-12-02 08:34:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-02 08:34:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-12-02 08:34:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-12-02 08:34:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure put_tty_driver [2024-12-02 08:34:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure put_tty_driver [2024-12-02 08:34:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2024-12-02 08:34:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2024-12-02 08:34:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-12-02 08:34:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-12-02 08:34:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2024-12-02 08:34:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2024-12-02 08:34:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure __kfifo_uint_must_check_helper [2024-12-02 08:34:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __kfifo_uint_must_check_helper [2024-12-02 08:34:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-12-02 08:34:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-12-02 08:34:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-12-02 08:34:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-12-02 08:34:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-12-02 08:34:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-12-02 08:34:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-12-02 08:34:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2024-12-02 08:34:44,461 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2024-12-02 08:34:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-12-02 08:34:44,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-12-02 08:34:44,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-12-02 08:34:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-12-02 08:34:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-12-02 08:34:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-12-02 08:34:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-12-02 08:34:44,463 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-12-02 08:34:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2024-12-02 08:34:44,463 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2024-12-02 08:34:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2024-12-02 08:34:44,463 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2024-12-02 08:34:44,463 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2024-12-02 08:34:44,463 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-12-02 08:34:44,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-12-02 08:34:44,465 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2024-12-02 08:34:44,465 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2024-12-02 08:34:44,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2024-12-02 08:34:44,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2024-12-02 08:34:44,465 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2024-12-02 08:34:44,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-12-02 08:34:44,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-02 08:34:44,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-12-02 08:34:44,466 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 08:34:44,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-12-02 08:34:44,467 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-12-02 08:34:44,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-12-02 08:34:44,467 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2024-12-02 08:34:44,467 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2024-12-02 08:34:44,467 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2024-12-02 08:34:44,467 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2024-12-02 08:34:44,467 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2024-12-02 08:34:44,467 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2024-12-02 08:34:44,467 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-12-02 08:34:44,467 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-12-02 08:34:44,467 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2024-12-02 08:34:44,467 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2024-12-02 08:34:44,468 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-12-02 08:34:44,468 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-12-02 08:34:44,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 08:34:44,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 08:34:44,468 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2024-12-02 08:34:44,468 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2024-12-02 08:34:44,468 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-12-02 08:34:44,468 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-12-02 08:34:44,468 INFO L130 BoogieDeclarations]: Found specification of procedure serial_break [2024-12-02 08:34:44,468 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_break [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2024-12-02 08:34:44,469 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2024-12-02 08:34:44,469 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-12-02 08:34:44,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2024-12-02 08:34:44,469 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2024-12-02 08:34:44,469 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-12-02 08:34:44,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-12-02 08:34:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-12-02 08:34:44,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_show [2024-12-02 08:34:44,471 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_show [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2024-12-02 08:34:44,471 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2024-12-02 08:34:44,471 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure seq_printf [2024-12-02 08:34:44,471 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_printf [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-12-02 08:34:44,471 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2024-12-02 08:34:44,471 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-12-02 08:34:44,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2024-12-02 08:34:44,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2024-12-02 08:34:44,471 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2024-12-02 08:34:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_msr_changed [2024-12-02 08:34:44,471 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_msr_changed [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2024-12-02 08:34:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 08:34:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2024-12-02 08:34:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_disc_mutex_of_usb_serial [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure new_id_store [2024-12-02 08:34:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure new_id_store [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-12-02 08:34:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_debug_data [2024-12-02 08:34:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_debug_data [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-12-02 08:34:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2024-12-02 08:34:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2024-12-02 08:34:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2024-12-02 08:34:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-12-02 08:34:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-12-02 08:34:44,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2024-12-02 08:34:44,473 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-12-02 08:34:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-12-02 08:34:44,474 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-12-02 08:34:44,474 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure try_module_get [2024-12-02 08:34:44,474 INFO L138 BoogieDeclarations]: Found implementation of procedure try_module_get [2024-12-02 08:34:44,474 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2024-12-02 08:34:44,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2024-12-02 08:34:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_deregister [2024-12-02 08:34:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_deregister [2024-12-02 08:34:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-12-02 08:34:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-12-02 08:34:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_resume [2024-12-02 08:34:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_resume [2024-12-02 08:34:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-12-02 08:34:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-12-02 08:34:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2024-12-02 08:34:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2024-12-02 08:34:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_softint [2024-12-02 08:34:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_softint [2024-12-02 08:34:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2024-12-02 08:34:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2024-12-02 08:34:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-12-02 08:34:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-12-02 08:34:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2024-12-02 08:34:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2024-12-02 08:34:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure bus_unregister [2024-12-02 08:34:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure bus_unregister [2024-12-02 08:34:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure usb_poison_urb [2024-12-02 08:34:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_poison_urb [2024-12-02 08:34:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2024-12-02 08:34:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2024-12-02 08:34:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2024-12-02 08:34:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2024-12-02 08:34:44,475 INFO L130 BoogieDeclarations]: Found specification of procedure serial_wait_until_sent [2024-12-02 08:34:44,475 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_wait_until_sent [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-12-02 08:34:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_match [2024-12-02 08:34:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_match [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure serial_open [2024-12-02 08:34:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_open [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-12-02 08:34:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2024-12-02 08:34:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-12-02 08:34:44,476 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-12-02 08:34:44,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure serial_set_termios [2024-12-02 08:34:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_set_termios [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2024-12-02 08:34:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2024-12-02 08:34:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2024-12-02 08:34:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-12-02 08:34:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2024-12-02 08:34:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2024-12-02 08:34:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2024-12-02 08:34:44,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_disc_mutex_of_usb_serial [2024-12-02 08:34:44,477 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_port_get_by_minor [2024-12-02 08:34:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_port_get_by_minor [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-12-02 08:34:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure serial_install [2024-12-02 08:34:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_install [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_handle_sysrq_char [2024-12-02 08:34:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_handle_sysrq_char [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2024-12-02 08:34:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_table_lock [2024-12-02 08:34:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_table_lock [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-12-02 08:34:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_table_lock [2024-12-02 08:34:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_table_lock [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_unpoison_port_urbs [2024-12-02 08:34:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_unpoison_port_urbs [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2024-12-02 08:34:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2024-12-02 08:34:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-12-02 08:34:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-12-02 08:34:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure get_iface_id [2024-12-02 08:34:44,478 INFO L138 BoogieDeclarations]: Found implementation of procedure get_iface_id [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 08:34:44,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-12-02 08:34:44,479 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_driver [2024-12-02 08:34:44,480 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_driver [2024-12-02 08:34:45,563 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 08:34:45,567 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 08:35:10,183 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-12-02 08:35:19,452 INFO L? ?]: Removed 2869 outVars from TransFormulas that were not future-live. [2024-12-02 08:35:19,452 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 08:35:19,491 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 08:35:19,492 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 08:35:19,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:35:19 BoogieIcfgContainer [2024-12-02 08:35:19,492 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 08:35:19,494 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 08:35:19,494 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 08:35:19,499 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 08:35:19,499 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:34:38" (1/3) ... [2024-12-02 08:35:19,499 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d96f4c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:35:19, skipping insertion in model container [2024-12-02 08:35:19,499 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:34:41" (2/3) ... [2024-12-02 08:35:19,499 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d96f4c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:35:19, skipping insertion in model container [2024-12-02 08:35:19,500 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:35:19" (3/3) ... [2024-12-02 08:35:19,500 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2024-12-02 08:35:19,515 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 08:35:19,517 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i that has 140 procedures, 2583 locations, 1 initial locations, 5 loop locations, and 1 error locations. [2024-12-02 08:35:19,620 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 08:35:19,631 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;@71e7bdbf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 08:35:19,631 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 08:35:19,641 INFO L276 IsEmpty]: Start isEmpty. Operand has 2582 states, 1806 states have (on average 1.3338870431893688) internal successors, (2409), 1875 states have internal predecessors, (2409), 636 states have call successors, (636), 139 states have call predecessors, (636), 138 states have return successors, (625), 611 states have call predecessors, (625), 625 states have call successors, (625) [2024-12-02 08:35:19,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-12-02 08:35:19,656 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:35:19,657 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] [2024-12-02 08:35:19,658 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:35:19,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:35:19,662 INFO L85 PathProgramCache]: Analyzing trace with hash -1091902654, now seen corresponding path program 1 times [2024-12-02 08:35:19,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:35:19,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849531911] [2024-12-02 08:35:19,670 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:35:19,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:36:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:36:30,166 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 08:36:30,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:36:30,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849531911] [2024-12-02 08:36:30,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849531911] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 08:36:30,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649814724] [2024-12-02 08:36:30,168 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:36:30,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 08:36:30,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 08:36:30,170 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 08:36:30,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 08:37:42,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:37:42,905 INFO L256 TraceCheckSpWp]: Trace formula consists of 13147 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 08:37:42,922 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 08:37:42,960 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 08:37:42,960 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 08:37:42,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [649814724] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:37:42,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 08:37:42,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 08:37:42,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913018088] [2024-12-02 08:37:42,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:37:42,967 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 08:37:42,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:37:42,984 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 08:37:42,985 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 08:37:42,989 INFO L87 Difference]: Start difference. First operand has 2582 states, 1806 states have (on average 1.3338870431893688) internal successors, (2409), 1875 states have internal predecessors, (2409), 636 states have call successors, (636), 139 states have call predecessors, (636), 138 states have return successors, (625), 611 states have call predecessors, (625), 625 states have call successors, (625) Second operand has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-12-02 08:37:43,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:37:43,175 INFO L93 Difference]: Finished difference Result 5159 states and 7520 transitions. [2024-12-02 08:37:43,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 08:37:43,177 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 278 [2024-12-02 08:37:43,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:37:43,208 INFO L225 Difference]: With dead ends: 5159 [2024-12-02 08:37:43,209 INFO L226 Difference]: Without dead ends: 2564 [2024-12-02 08:37:43,227 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 279 GetRequests, 279 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 08:37:43,229 INFO L435 NwaCegarLoop]: 3654 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, 3654 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 08:37:43,230 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3654 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 08:37:43,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2564 states. [2024-12-02 08:37:43,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2564 to 2564. [2024-12-02 08:37:43,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2564 states, 1801 states have (on average 1.3248195446973903) internal successors, (2386), 1857 states have internal predecessors, (2386), 625 states have call successors, (625), 138 states have call predecessors, (625), 137 states have return successors, (616), 602 states have call predecessors, (616), 616 states have call successors, (616) [2024-12-02 08:37:43,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2564 states and 3627 transitions. [2024-12-02 08:37:43,417 INFO L78 Accepts]: Start accepts. Automaton has 2564 states and 3627 transitions. Word has length 278 [2024-12-02 08:37:43,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:37:43,417 INFO L471 AbstractCegarLoop]: Abstraction has 2564 states and 3627 transitions. [2024-12-02 08:37:43,418 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-12-02 08:37:43,418 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 3627 transitions. [2024-12-02 08:37:43,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-12-02 08:37:43,424 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:37:43,425 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] [2024-12-02 08:37:43,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 08:37:43,625 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e6efce1-fd83-4e13-b5ef-8829f11de792/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 08:37:43,626 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:37:43,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:37:43,626 INFO L85 PathProgramCache]: Analyzing trace with hash -375186472, now seen corresponding path program 1 times [2024-12-02 08:37:43,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:37:43,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018209859] [2024-12-02 08:37:43,627 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:37:43,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:38:53,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:38:55,047 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 08:38:55,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:38:55,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018209859] [2024-12-02 08:38:55,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018209859] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:38:55,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:38:55,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:38:55,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [357989823] [2024-12-02 08:38:55,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:38:55,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:38:55,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:38:55,050 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:38:55,050 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:38:55,050 INFO L87 Difference]: Start difference. First operand 2564 states and 3627 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 08:38:56,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:38:56,101 INFO L93 Difference]: Finished difference Result 7557 states and 10752 transitions. [2024-12-02 08:38:56,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:38:56,101 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 278 [2024-12-02 08:38:56,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:38:56,144 INFO L225 Difference]: With dead ends: 7557 [2024-12-02 08:38:56,144 INFO L226 Difference]: Without dead ends: 5043 [2024-12-02 08:38:56,158 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 08:38:56,159 INFO L435 NwaCegarLoop]: 3675 mSDtfsCounter, 3598 mSDsluCounter, 3532 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3598 SdHoareTripleChecker+Valid, 7207 SdHoareTripleChecker+Invalid, 38 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 08:38:56,159 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3598 Valid, 7207 Invalid, 38 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 08:38:56,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5043 states. [2024-12-02 08:38:56,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5043 to 5020. [2024-12-02 08:38:56,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5020 states, 3537 states have (on average 1.3251342945999434) internal successors, (4687), 3641 states have internal predecessors, (4687), 1208 states have call successors, (1208), 275 states have call predecessors, (1208), 274 states have return successors, (1276), 1171 states have call predecessors, (1276), 1199 states have call successors, (1276) [2024-12-02 08:38:56,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5020 states to 5020 states and 7171 transitions. [2024-12-02 08:38:56,415 INFO L78 Accepts]: Start accepts. Automaton has 5020 states and 7171 transitions. Word has length 278 [2024-12-02 08:38:56,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:38:56,416 INFO L471 AbstractCegarLoop]: Abstraction has 5020 states and 7171 transitions. [2024-12-02 08:38:56,416 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 08:38:56,416 INFO L276 IsEmpty]: Start isEmpty. Operand 5020 states and 7171 transitions. [2024-12-02 08:38:56,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-12-02 08:38:56,421 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:38:56,421 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] [2024-12-02 08:38:56,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 08:38:56,422 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:38:56,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:38:56,422 INFO L85 PathProgramCache]: Analyzing trace with hash -465492664, now seen corresponding path program 1 times [2024-12-02 08:38:56,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:38:56,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547448858] [2024-12-02 08:38:56,422 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:38:56,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:40:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:40:06,145 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 08:40:06,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:40:06,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547448858] [2024-12-02 08:40:06,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547448858] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:40:06,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:40:06,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:40:06,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013518345] [2024-12-02 08:40:06,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:40:06,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:40:06,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:40:06,148 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:40:06,148 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:40:06,148 INFO L87 Difference]: Start difference. First operand 5020 states and 7171 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 08:40:08,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:40:08,203 INFO L93 Difference]: Finished difference Result 14352 states and 20434 transitions. [2024-12-02 08:40:08,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:40:08,204 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 285 [2024-12-02 08:40:08,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:40:08,280 INFO L225 Difference]: With dead ends: 14352 [2024-12-02 08:40:08,280 INFO L226 Difference]: Without dead ends: 9382 [2024-12-02 08:40:08,311 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 08:40:08,312 INFO L435 NwaCegarLoop]: 3627 mSDtfsCounter, 3214 mSDsluCounter, 3458 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3214 SdHoareTripleChecker+Valid, 7085 SdHoareTripleChecker+Invalid, 98 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-12-02 08:40:08,312 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3214 Valid, 7085 Invalid, 98 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-12-02 08:40:08,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9382 states. [2024-12-02 08:40:08,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9382 to 9360. [2024-12-02 08:40:08,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9360 states, 6578 states have (on average 1.3198540589844938) internal successors, (8682), 6778 states have internal predecessors, (8682), 2249 states have call successors, (2249), 533 states have call predecessors, (2249), 532 states have return successors, (2378), 2182 states have call predecessors, (2378), 2240 states have call successors, (2378) [2024-12-02 08:40:08,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9360 states to 9360 states and 13309 transitions. [2024-12-02 08:40:08,785 INFO L78 Accepts]: Start accepts. Automaton has 9360 states and 13309 transitions. Word has length 285 [2024-12-02 08:40:08,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:40:08,786 INFO L471 AbstractCegarLoop]: Abstraction has 9360 states and 13309 transitions. [2024-12-02 08:40:08,787 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 08:40:08,787 INFO L276 IsEmpty]: Start isEmpty. Operand 9360 states and 13309 transitions. [2024-12-02 08:40:08,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-12-02 08:40:08,791 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:40:08,791 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] [2024-12-02 08:40:08,791 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 08:40:08,791 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:40:08,792 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:40:08,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1921802068, now seen corresponding path program 1 times [2024-12-02 08:40:08,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:40:08,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095790294] [2024-12-02 08:40:08,792 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:40:08,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:41:19,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:41:20,407 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 08:41:20,407 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:41:20,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095790294] [2024-12-02 08:41:20,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095790294] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:41:20,408 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:41:20,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:41:20,408 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162926425] [2024-12-02 08:41:20,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:41:20,408 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:41:20,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:41:20,409 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:41:20,409 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:41:20,409 INFO L87 Difference]: Start difference. First operand 9360 states and 13309 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 08:41:21,354 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:41:21,354 INFO L93 Difference]: Finished difference Result 26990 states and 38484 transitions. [2024-12-02 08:41:21,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:41:21,354 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 286 [2024-12-02 08:41:21,355 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:41:21,475 INFO L225 Difference]: With dead ends: 26990 [2024-12-02 08:41:21,475 INFO L226 Difference]: Without dead ends: 17680 [2024-12-02 08:41:21,515 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 08:41:21,516 INFO L435 NwaCegarLoop]: 5422 mSDtfsCounter, 3354 mSDsluCounter, 3508 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3354 SdHoareTripleChecker+Valid, 8930 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 08:41:21,516 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3354 Valid, 8930 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 08:41:21,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17680 states. [2024-12-02 08:41:22,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17680 to 17643. [2024-12-02 08:41:22,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17643 states, 12411 states have (on average 1.3192329385222785) internal successors, (16373), 12791 states have internal predecessors, (16373), 4190 states have call successors, (4190), 1041 states have call predecessors, (4190), 1041 states have return successors, (4641), 4066 states have call predecessors, (4641), 4181 states have call successors, (4641) [2024-12-02 08:41:22,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17643 states to 17643 states and 25204 transitions. [2024-12-02 08:41:22,165 INFO L78 Accepts]: Start accepts. Automaton has 17643 states and 25204 transitions. Word has length 286 [2024-12-02 08:41:22,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:41:22,166 INFO L471 AbstractCegarLoop]: Abstraction has 17643 states and 25204 transitions. [2024-12-02 08:41:22,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 08:41:22,167 INFO L276 IsEmpty]: Start isEmpty. Operand 17643 states and 25204 transitions. [2024-12-02 08:41:22,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-12-02 08:41:22,173 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:41:22,173 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] [2024-12-02 08:41:22,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 08:41:22,173 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:41:22,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:41:22,174 INFO L85 PathProgramCache]: Analyzing trace with hash -814237610, now seen corresponding path program 1 times [2024-12-02 08:41:22,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:41:22,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089022029] [2024-12-02 08:41:22,174 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:41:22,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:42:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:42:45,166 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 08:42:45,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:42:45,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089022029] [2024-12-02 08:42:45,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089022029] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:42:45,167 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:42:45,167 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:42:45,167 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338868029] [2024-12-02 08:42:45,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:42:45,167 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:42:45,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:42:45,168 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:42:45,168 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:42:45,168 INFO L87 Difference]: Start difference. First operand 17643 states and 25204 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-12-02 08:42:49,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.32s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-02 08:42:51,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:42:51,725 INFO L93 Difference]: Finished difference Result 51709 states and 73858 transitions. [2024-12-02 08:42:51,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:42:51,726 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 295 [2024-12-02 08:42:51,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:42:51,972 INFO L225 Difference]: With dead ends: 51709 [2024-12-02 08:42:51,972 INFO L226 Difference]: Without dead ends: 34116 [2024-12-02 08:42:52,057 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 08:42:52,058 INFO L435 NwaCegarLoop]: 4093 mSDtfsCounter, 3480 mSDsluCounter, 3342 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3480 SdHoareTripleChecker+Valid, 7435 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-12-02 08:42:52,058 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3480 Valid, 7435 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 1 Unknown, 0 Unchecked, 5.3s Time] [2024-12-02 08:42:52,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34116 states. [2024-12-02 08:42:53,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34116 to 34065. [2024-12-02 08:42:53,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34065 states, 24000 states have (on average 1.321) internal successors, (31704), 24717 states have internal predecessors, (31704), 8019 states have call successors, (8019), 2044 states have call predecessors, (8019), 2045 states have return successors, (8930), 7799 states have call predecessors, (8930), 8010 states have call successors, (8930) [2024-12-02 08:42:53,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34065 states to 34065 states and 48653 transitions. [2024-12-02 08:42:53,827 INFO L78 Accepts]: Start accepts. Automaton has 34065 states and 48653 transitions. Word has length 295 [2024-12-02 08:42:53,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:42:53,828 INFO L471 AbstractCegarLoop]: Abstraction has 34065 states and 48653 transitions. [2024-12-02 08:42:53,828 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2024-12-02 08:42:53,829 INFO L276 IsEmpty]: Start isEmpty. Operand 34065 states and 48653 transitions. [2024-12-02 08:42:53,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2024-12-02 08:42:53,835 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:42:53,835 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 08:42:53,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 08:42:53,836 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:42:53,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:42:53,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1620426143, now seen corresponding path program 1 times [2024-12-02 08:42:53,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:42:53,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205930832] [2024-12-02 08:42:53,836 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:42:53,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:44:15,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:44:16,344 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 08:44:16,344 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:44:16,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205930832] [2024-12-02 08:44:16,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [205930832] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:44:16,344 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:44:16,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:44:16,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626021309] [2024-12-02 08:44:16,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:44:16,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:44:16,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:44:16,346 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:44:16,346 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:44:16,346 INFO L87 Difference]: Start difference. First operand 34065 states and 48653 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 08:44:18,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:44:18,124 INFO L93 Difference]: Finished difference Result 99825 states and 144982 transitions. [2024-12-02 08:44:18,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:44:18,125 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 08:44:18,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:44:18,804 INFO L225 Difference]: With dead ends: 99825 [2024-12-02 08:44:18,805 INFO L226 Difference]: Without dead ends: 65810 [2024-12-02 08:44:18,999 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 08:44:18,999 INFO L435 NwaCegarLoop]: 3840 mSDtfsCounter, 3534 mSDsluCounter, 3439 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3534 SdHoareTripleChecker+Valid, 7279 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 08:44:19,000 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3534 Valid, 7279 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 08:44:19,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65810 states. [2024-12-02 08:44:21,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65810 to 65624. [2024-12-02 08:44:21,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65624 states, 46352 states have (on average 1.322186744908526) internal successors, (61286), 47860 states have internal predecessors, (61286), 15283 states have call successors, (15283), 4028 states have call predecessors, (15283), 3988 states have return successors, (18423), 14707 states have call predecessors, (18423), 15269 states have call successors, (18423) [2024-12-02 08:44:21,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65624 states to 65624 states and 94992 transitions. [2024-12-02 08:44:21,605 INFO L78 Accepts]: Start accepts. Automaton has 65624 states and 94992 transitions. Word has length 304 [2024-12-02 08:44:21,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:44:21,606 INFO L471 AbstractCegarLoop]: Abstraction has 65624 states and 94992 transitions. [2024-12-02 08:44:21,606 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 08:44:21,606 INFO L276 IsEmpty]: Start isEmpty. Operand 65624 states and 94992 transitions. [2024-12-02 08:44:21,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-12-02 08:44:21,611 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:44:21,611 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] [2024-12-02 08:44:21,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 08:44:21,611 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:44:21,611 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:44:21,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1304215853, now seen corresponding path program 1 times [2024-12-02 08:44:21,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:44:21,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975450761] [2024-12-02 08:44:21,612 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:44:21,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:45:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:45:48,896 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 08:45:48,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:45:48,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975450761] [2024-12-02 08:45:48,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975450761] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:45:48,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:45:48,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:45:48,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543020302] [2024-12-02 08:45:48,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:45:48,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:45:48,898 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:45:48,898 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:45:48,898 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:45:48,898 INFO L87 Difference]: Start difference. First operand 65624 states and 94992 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 08:45:50,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:45:50,297 INFO L93 Difference]: Finished difference Result 65626 states and 94993 transitions. [2024-12-02 08:45:50,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:45:50,298 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 305 [2024-12-02 08:45:50,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:45:50,620 INFO L225 Difference]: With dead ends: 65626 [2024-12-02 08:45:50,620 INFO L226 Difference]: Without dead ends: 65623 [2024-12-02 08:45:50,660 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 08:45:50,661 INFO L435 NwaCegarLoop]: 3624 mSDtfsCounter, 3549 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3549 SdHoareTripleChecker+Valid, 3624 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 08:45:50,661 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3549 Valid, 3624 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 08:45:50,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65623 states. [2024-12-02 08:45:52,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65623 to 65623. [2024-12-02 08:45:52,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65623 states, 46352 states have (on average 1.3221651708664135) internal successors, (61285), 47859 states have internal predecessors, (61285), 15282 states have call successors, (15282), 4028 states have call predecessors, (15282), 3988 states have return successors, (18423), 14707 states have call predecessors, (18423), 15269 states have call successors, (18423) [2024-12-02 08:45:53,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65623 states to 65623 states and 94990 transitions. [2024-12-02 08:45:53,106 INFO L78 Accepts]: Start accepts. Automaton has 65623 states and 94990 transitions. Word has length 305 [2024-12-02 08:45:53,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:45:53,107 INFO L471 AbstractCegarLoop]: Abstraction has 65623 states and 94990 transitions. [2024-12-02 08:45:53,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 08:45:53,107 INFO L276 IsEmpty]: Start isEmpty. Operand 65623 states and 94990 transitions. [2024-12-02 08:45:53,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2024-12-02 08:45:53,110 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:45:53,110 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] [2024-12-02 08:45:53,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 08:45:53,110 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:45:53,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:45:53,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1773809380, now seen corresponding path program 1 times [2024-12-02 08:45:53,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:45:53,111 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115812925] [2024-12-02 08:45:53,111 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:45:53,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 08:47:21,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 08:47:21,961 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 08:47:21,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 08:47:21,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115812925] [2024-12-02 08:47:21,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115812925] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 08:47:21,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 08:47:21,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 08:47:21,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482887315] [2024-12-02 08:47:21,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 08:47:21,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 08:47:21,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 08:47:21,963 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 08:47:21,963 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 08:47:21,964 INFO L87 Difference]: Start difference. First operand 65623 states and 94990 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 08:47:23,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 08:47:23,906 INFO L93 Difference]: Finished difference Result 65625 states and 94991 transitions. [2024-12-02 08:47:23,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 08:47:23,907 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 306 [2024-12-02 08:47:23,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 08:47:24,269 INFO L225 Difference]: With dead ends: 65625 [2024-12-02 08:47:24,269 INFO L226 Difference]: Without dead ends: 65622 [2024-12-02 08:47:24,318 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 08:47:24,319 INFO L435 NwaCegarLoop]: 3622 mSDtfsCounter, 3546 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3546 SdHoareTripleChecker+Valid, 3622 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 08:47:24,319 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3546 Valid, 3622 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 08:47:24,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65622 states. [2024-12-02 08:47:26,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65622 to 65622. [2024-12-02 08:47:26,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65622 states, 46352 states have (on average 1.322143596824301) internal successors, (61284), 47858 states have internal predecessors, (61284), 15281 states have call successors, (15281), 4028 states have call predecessors, (15281), 3988 states have return successors, (18423), 14707 states have call predecessors, (18423), 15269 states have call successors, (18423) [2024-12-02 08:47:26,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65622 states to 65622 states and 94988 transitions. [2024-12-02 08:47:26,852 INFO L78 Accepts]: Start accepts. Automaton has 65622 states and 94988 transitions. Word has length 306 [2024-12-02 08:47:26,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 08:47:26,853 INFO L471 AbstractCegarLoop]: Abstraction has 65622 states and 94988 transitions. [2024-12-02 08:47:26,853 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 08:47:26,853 INFO L276 IsEmpty]: Start isEmpty. Operand 65622 states and 94988 transitions. [2024-12-02 08:47:26,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2024-12-02 08:47:26,855 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 08:47:26,855 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] [2024-12-02 08:47:26,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 08:47:26,855 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 08:47:26,856 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 08:47:26,856 INFO L85 PathProgramCache]: Analyzing trace with hash -848655600, now seen corresponding path program 1 times [2024-12-02 08:47:26,856 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 08:47:26,856 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835355937] [2024-12-02 08:47:26,856 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 08:47:26,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms