./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC --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 dac564b3c3a3d92c70c6b64cab263655f73325d953da5e99709a7250df803cc8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 02:04:31,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 02:04:31,752 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-24 02:04:31,762 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 02:04:31,765 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 02:04:31,816 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 02:04:31,817 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 02:04:31,817 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 02:04:31,818 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 02:04:31,818 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 02:04:31,818 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 02:04:31,818 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 02:04:31,819 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 02:04:31,819 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 02:04:31,821 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 02:04:31,821 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 02:04:31,822 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 02:04:31,822 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 02:04:31,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 02:04:31,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 02:04:31,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 02:04:31,823 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 02:04:31,823 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 02:04:31,823 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 02:04:31,823 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 02:04:31,823 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 02:04:31,823 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:04:31,823 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 02:04:31,824 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 02:04:31,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:04:31,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 02:04:31,824 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 02:04:31,824 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 02:04:31,825 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 02:04:31,826 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:04:31,826 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 02:04:31,826 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 02:04:31,826 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 02:04:31,826 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 02:04:31,826 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 02:04:31,826 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 02:04:31,827 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 02:04:31,827 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 02:04:31,827 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 02:04:31,827 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 02:04:31,827 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_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC 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 -> dac564b3c3a3d92c70c6b64cab263655f73325d953da5e99709a7250df803cc8 [2024-11-24 02:04:32,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 02:04:32,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 02:04:32,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 02:04:32,236 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 02:04:32,236 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 02:04:32,238 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i [2024-11-24 02:04:35,767 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/data/c3a4c0caf/9e84a45780674eb3951bec292d3f87ae/FLAG22cd273a6 [2024-11-24 02:04:36,471 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 02:04:36,473 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i [2024-11-24 02:04:36,532 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/data/c3a4c0caf/9e84a45780674eb3951bec292d3f87ae/FLAG22cd273a6 [2024-11-24 02:04:36,553 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/data/c3a4c0caf/9e84a45780674eb3951bec292d3f87ae [2024-11-24 02:04:36,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 02:04:36,560 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 02:04:36,562 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 02:04:36,562 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 02:04:36,567 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 02:04:36,568 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:04:36" (1/1) ... [2024-11-24 02:04:36,571 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4659dd1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:36, skipping insertion in model container [2024-11-24 02:04:36,571 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 02:04:36" (1/1) ... [2024-11-24 02:04:36,699 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 02:04:37,427 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6069] [2024-11-24 02:04:37,428 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6070-6071] [2024-11-24 02:04:37,841 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_122013ea-eaa9-433d-a77f-15d4f7861aec/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i[181805,181818] [2024-11-24 02:04:39,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 02:04:39,067 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 02:04:39,329 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6069] [2024-11-24 02:04:39,329 WARN L1346 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6070-6071] [2024-11-24 02:04:39,333 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"); [6154] [2024-11-24 02:04:39,336 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)); [6161] [2024-11-24 02:04:39,336 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"); [6169-6170] [2024-11-24 02:04:39,338 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"); [6178-6179] [2024-11-24 02:04:39,348 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_122013ea-eaa9-433d-a77f-15d4f7861aec/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i[181805,181818] [2024-11-24 02:04:39,807 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 02:04:39,892 INFO L204 MainTranslator]: Completed translation [2024-11-24 02:04:39,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39 WrapperNode [2024-11-24 02:04:39,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 02:04:39,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 02:04:39,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 02:04:39,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 02:04:39,903 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39" (1/1) ... [2024-11-24 02:04:39,995 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39" (1/1) ... [2024-11-24 02:04:40,156 INFO L138 Inliner]: procedures = 202, calls = 1994, calls flagged for inlining = 83, calls inlined = 44, statements flattened = 2248 [2024-11-24 02:04:40,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 02:04:40,158 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 02:04:40,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 02:04:40,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 02:04:40,170 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39" (1/1) ... [2024-11-24 02:04:40,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39" (1/1) ... [2024-11-24 02:04:40,202 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39" (1/1) ... [2024-11-24 02:04:40,522 INFO L175 MemorySlicer]: Split 792 memory accesses to 43 slices as follows [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 44, 8, 2, 6, 2, 3, 3, 6, 371, 2, 4, 2, 2, 3, 3, 110, 6, 2, 15, 2, 13, 4, 8, 8, 6, 2, 32, 5, 9, 5, 8]. 47 percent of accesses are in the largest equivalence class. The 100 initializations are split as follows [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8, 0, 6, 2, 3, 3, 6, 2, 2, 4, 2, 2, 3, 3, 0, 6, 2, 0, 0, 0, 4, 8, 8, 6, 2, 0, 4, 9, 5, 0]. The 546 writes are split as follows [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 44, 0, 0, 0, 0, 0, 0, 0, 255, 0, 0, 0, 0, 0, 0, 98, 0, 0, 0, 0, 13, 0, 0, 0, 0, 0, 32, 0, 0, 0, 8]. [2024-11-24 02:04:40,526 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39" (1/1) ... [2024-11-24 02:04:40,527 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39" (1/1) ... [2024-11-24 02:04:40,733 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39" (1/1) ... [2024-11-24 02:04:40,741 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39" (1/1) ... [2024-11-24 02:04:40,781 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39" (1/1) ... [2024-11-24 02:04:40,841 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39" (1/1) ... [2024-11-24 02:04:40,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39" (1/1) ... [2024-11-24 02:04:40,931 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 02:04:40,933 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 02:04:40,934 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 02:04:40,934 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 02:04:40,935 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39" (1/1) ... [2024-11-24 02:04:40,943 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 02:04:40,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:04:40,980 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 02:04:40,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 02:04:41,022 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2024-11-24 02:04:41,022 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2024-11-24 02:04:41,022 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-11-24 02:04:41,023 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-11-24 02:04:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-24 02:04:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-24 02:04:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-24 02:04:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-24 02:04:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-24 02:04:41,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-24 02:04:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-24 02:04:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-24 02:04:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-24 02:04:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-24 02:04:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-24 02:04:41,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-24 02:04:41,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-24 02:04:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-24 02:04:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-24 02:04:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-24 02:04:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-24 02:04:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-24 02:04:41,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-24 02:04:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-24 02:04:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-24 02:04:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-24 02:04:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-24 02:04:41,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-24 02:04:41,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-24 02:04:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#25 [2024-11-24 02:04:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#26 [2024-11-24 02:04:41,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#27 [2024-11-24 02:04:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#28 [2024-11-24 02:04:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#29 [2024-11-24 02:04:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#30 [2024-11-24 02:04:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#31 [2024-11-24 02:04:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#32 [2024-11-24 02:04:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#33 [2024-11-24 02:04:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#34 [2024-11-24 02:04:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#35 [2024-11-24 02:04:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#36 [2024-11-24 02:04:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#37 [2024-11-24 02:04:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#38 [2024-11-24 02:04:41,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#39 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#40 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#41 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#42 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-24 02:04:41,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-24 02:04:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-24 02:04:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-24 02:04:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-24 02:04:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-24 02:04:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-24 02:04:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-24 02:04:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-24 02:04:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-24 02:04:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-24 02:04:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-24 02:04:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-24 02:04:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-24 02:04:41,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-24 02:04:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-11-24 02:04:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-11-24 02:04:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#27 [2024-11-24 02:04:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#28 [2024-11-24 02:04:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#29 [2024-11-24 02:04:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#30 [2024-11-24 02:04:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#31 [2024-11-24 02:04:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#32 [2024-11-24 02:04:41,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#33 [2024-11-24 02:04:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#34 [2024-11-24 02:04:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#35 [2024-11-24 02:04:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#36 [2024-11-24 02:04:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#37 [2024-11-24 02:04:41,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#38 [2024-11-24 02:04:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#39 [2024-11-24 02:04:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#40 [2024-11-24 02:04:41,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#41 [2024-11-24 02:04:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#42 [2024-11-24 02:04:41,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-24 02:04:41,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-24 02:04:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-24 02:04:41,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-24 02:04:41,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-24 02:04:41,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-24 02:04:41,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-24 02:04:41,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-24 02:04:41,041 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 02:04:41,041 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 02:04:41,041 INFO L130 BoogieDeclarations]: Found specification of procedure hfcsusb_probe [2024-11-24 02:04:41,041 INFO L138 BoogieDeclarations]: Found implementation of procedure hfcsusb_probe [2024-11-24 02:04:41,041 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-24 02:04:41,042 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-24 02:04:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-24 02:04:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-24 02:04:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-24 02:04:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-24 02:04:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-24 02:04:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-24 02:04:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-24 02:04:41,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-24 02:04:41,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-24 02:04:41,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-24 02:04:41,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-24 02:04:41,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-24 02:04:41,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-24 02:04:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-24 02:04:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-24 02:04:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-24 02:04:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-24 02:04:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-24 02:04:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-24 02:04:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-24 02:04:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-24 02:04:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-24 02:04:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-24 02:04:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-24 02:04:41,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#33 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#34 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#35 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#36 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#37 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#38 [2024-11-24 02:04:41,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#39 [2024-11-24 02:04:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#40 [2024-11-24 02:04:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#41 [2024-11-24 02:04:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#42 [2024-11-24 02:04:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-24 02:04:41,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-24 02:04:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-24 02:04:41,046 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-24 02:04:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_start_transfer [2024-11-24 02:04:41,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_start_transfer [2024-11-24 02:04:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-24 02:04:41,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-24 02:04:41,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-24 02:04:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-24 02:04:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-24 02:04:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-24 02:04:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-24 02:04:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-24 02:04:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-24 02:04:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-24 02:04:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-24 02:04:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-24 02:04:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-24 02:04:41,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2024-11-24 02:04:41,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#31 [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#32 [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#33 [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#34 [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#35 [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#36 [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#37 [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#38 [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#39 [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#40 [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#41 [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#42 [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-24 02:04:41,053 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-24 02:04:41,053 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-24 02:04:41,053 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-11-24 02:04:41,053 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-11-24 02:04:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-24 02:04:41,054 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-24 02:04:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2024-11-24 02:04:41,054 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2024-11-24 02:04:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-24 02:04:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-24 02:04:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-24 02:04:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-24 02:04:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-24 02:04:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-24 02:04:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-24 02:04:41,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-24 02:04:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-24 02:04:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-24 02:04:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-24 02:04:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-24 02:04:41,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-24 02:04:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-24 02:04:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-24 02:04:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-24 02:04:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-24 02:04:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-24 02:04:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-24 02:04:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-24 02:04:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-24 02:04:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-24 02:04:41,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#25 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#26 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#27 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#28 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#29 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#30 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#31 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#32 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#33 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#34 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#35 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#36 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#37 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#38 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#39 [2024-11-24 02:04:41,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#40 [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#41 [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#42 [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-24 02:04:41,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freebchannel [2024-11-24 02:04:41,061 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freebchannel [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freedchannel [2024-11-24 02:04:41,061 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freedchannel [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-24 02:04:41,061 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-24 02:04:41,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-24 02:04:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-24 02:04:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-24 02:04:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-24 02:04:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-24 02:04:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-24 02:04:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-24 02:04:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-24 02:04:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-24 02:04:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-24 02:04:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-24 02:04:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-24 02:04:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-24 02:04:41,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-24 02:04:41,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-24 02:04:41,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#25 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#26 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#27 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#28 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#29 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#30 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#31 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#32 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#33 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#34 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#35 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#36 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#37 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#38 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#39 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#40 [2024-11-24 02:04:41,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#41 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#42 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure handle_led [2024-11-24 02:04:41,069 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_led [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_initdchannel [2024-11-24 02:04:41,069 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_initdchannel [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-24 02:04:41,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-24 02:04:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-24 02:04:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-24 02:04:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-24 02:04:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-24 02:04:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-24 02:04:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-24 02:04:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-24 02:04:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-24 02:04:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-24 02:04:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-24 02:04:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2024-11-24 02:04:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2024-11-24 02:04:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2024-11-24 02:04:41,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2024-11-24 02:04:41,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2024-11-24 02:04:41,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2024-11-24 02:04:41,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2024-11-24 02:04:41,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2024-11-24 02:04:41,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2024-11-24 02:04:41,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2024-11-24 02:04:41,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2024-11-24 02:04:41,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2024-11-24 02:04:41,073 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2024-11-24 02:04:41,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2024-11-24 02:04:41,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2024-11-24 02:04:41,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2024-11-24 02:04:41,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2024-11-24 02:04:41,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2024-11-24 02:04:41,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-24 02:04:41,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-24 02:04:41,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-24 02:04:41,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-24 02:04:41,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-24 02:04:41,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-24 02:04:41,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-24 02:04:41,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-24 02:04:41,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-24 02:04:41,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-24 02:04:41,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-24 02:04:41,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-24 02:04:41,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-24 02:04:41,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-24 02:04:41,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-24 02:04:41,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-24 02:04:41,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-24 02:04:41,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-24 02:04:41,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-24 02:04:41,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-24 02:04:41,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-24 02:04:41,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-24 02:04:41,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-11-24 02:04:41,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-11-24 02:04:41,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-11-24 02:04:41,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#25 [2024-11-24 02:04:41,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#26 [2024-11-24 02:04:41,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#27 [2024-11-24 02:04:41,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#28 [2024-11-24 02:04:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#29 [2024-11-24 02:04:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#30 [2024-11-24 02:04:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#31 [2024-11-24 02:04:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#32 [2024-11-24 02:04:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#33 [2024-11-24 02:04:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#34 [2024-11-24 02:04:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#35 [2024-11-24 02:04:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#36 [2024-11-24 02:04:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#37 [2024-11-24 02:04:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#38 [2024-11-24 02:04:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#39 [2024-11-24 02:04:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#40 [2024-11-24 02:04:41,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#41 [2024-11-24 02:04:41,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#42 [2024-11-24 02:04:41,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-24 02:04:41,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-24 02:04:41,079 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-24 02:04:41,080 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#25 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#26 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#27 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#28 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#29 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#30 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#31 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#32 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#33 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#34 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#35 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#36 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#37 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#38 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#39 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#40 [2024-11-24 02:04:41,081 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#41 [2024-11-24 02:04:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#42 [2024-11-24 02:04:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure stop_iso_gracefull [2024-11-24 02:04:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_iso_gracefull [2024-11-24 02:04:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-24 02:04:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-24 02:04:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-24 02:04:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-24 02:04:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-24 02:04:41,082 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-24 02:04:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-24 02:04:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-24 02:04:41,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-24 02:04:41,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-24 02:04:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-24 02:04:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-24 02:04:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-24 02:04:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-24 02:04:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-24 02:04:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-24 02:04:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-24 02:04:41,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-24 02:04:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-24 02:04:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-24 02:04:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-24 02:04:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-24 02:04:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-24 02:04:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-24 02:04:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-24 02:04:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-24 02:04:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-24 02:04:41,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-24 02:04:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-24 02:04:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-24 02:04:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-24 02:04:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2024-11-24 02:04:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2024-11-24 02:04:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2024-11-24 02:04:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2024-11-24 02:04:41,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2024-11-24 02:04:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2024-11-24 02:04:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2024-11-24 02:04:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2024-11-24 02:04:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2024-11-24 02:04:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2024-11-24 02:04:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2024-11-24 02:04:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2024-11-24 02:04:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2024-11-24 02:04:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2024-11-24 02:04:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2024-11-24 02:04:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2024-11-24 02:04:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2024-11-24 02:04:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2024-11-24 02:04:41,089 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2024-11-24 02:04:41,089 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2024-11-24 02:04:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 02:04:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2024-11-24 02:04:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2024-11-24 02:04:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 02:04:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure set_led_bit [2024-11-24 02:04:41,090 INFO L138 BoogieDeclarations]: Found implementation of procedure set_led_bit [2024-11-24 02:04:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-24 02:04:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-24 02:04:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-24 02:04:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-24 02:04:41,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-24 02:04:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-24 02:04:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-24 02:04:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-24 02:04:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-24 02:04:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-24 02:04:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-24 02:04:41,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-24 02:04:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-24 02:04:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-24 02:04:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-24 02:04:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-24 02:04:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-24 02:04:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-24 02:04:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-24 02:04:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-24 02:04:41,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-24 02:04:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-24 02:04:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-24 02:04:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-24 02:04:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-24 02:04:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-11-24 02:04:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-11-24 02:04:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2024-11-24 02:04:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2024-11-24 02:04:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2024-11-24 02:04:41,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#33 [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#34 [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#35 [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#36 [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#37 [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#38 [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#39 [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#40 [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#41 [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#42 [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure l1_event [2024-11-24 02:04:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_event [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure hfcsusb_stop_endpoint [2024-11-24 02:04:41,094 INFO L138 BoogieDeclarations]: Found implementation of procedure hfcsusb_stop_endpoint [2024-11-24 02:04:41,094 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-24 02:04:41,095 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-24 02:04:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 02:04:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-24 02:04:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-24 02:04:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-24 02:04:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-24 02:04:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-24 02:04:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-24 02:04:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-24 02:04:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-24 02:04:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-24 02:04:41,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-24 02:04:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-24 02:04:41,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2024-11-24 02:04:41,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2024-11-24 02:04:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2024-11-24 02:04:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2024-11-24 02:04:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2024-11-24 02:04:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2024-11-24 02:04:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2024-11-24 02:04:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2024-11-24 02:04:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2024-11-24 02:04:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2024-11-24 02:04:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2024-11-24 02:04:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2024-11-24 02:04:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2024-11-24 02:04:41,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 02:04:41,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 02:04:42,385 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 02:04:42,389 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 02:04:53,903 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-24 02:05:06,164 INFO L? ?]: Removed 1264 outVars from TransFormulas that were not future-live. [2024-11-24 02:05:06,164 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 02:05:06,214 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 02:05:06,218 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 02:05:06,221 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:05:06 BoogieIcfgContainer [2024-11-24 02:05:06,221 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 02:05:06,229 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 02:05:06,229 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 02:05:06,239 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 02:05:06,239 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 02:04:36" (1/3) ... [2024-11-24 02:05:06,241 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b5f3c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 02:05:06, skipping insertion in model container [2024-11-24 02:05:06,241 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 02:04:39" (2/3) ... [2024-11-24 02:05:06,242 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51b5f3c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 02:05:06, skipping insertion in model container [2024-11-24 02:05:06,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 02:05:06" (3/3) ... [2024-11-24 02:05:06,243 INFO L128 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i [2024-11-24 02:05:06,259 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 02:05:06,262 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i that has 77 procedures, 820 locations, 1 initial locations, 88 loop locations, and 1 error locations. [2024-11-24 02:05:06,354 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 02:05:06,379 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;@1ed4c2ff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 02:05:06,379 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 02:05:06,389 INFO L276 IsEmpty]: Start isEmpty. Operand has 609 states, 460 states have (on average 1.3804347826086956) internal successors, (635), 477 states have internal predecessors, (635), 114 states have call successors, (114), 34 states have call predecessors, (114), 33 states have return successors, (111), 104 states have call predecessors, (111), 111 states have call successors, (111) [2024-11-24 02:05:06,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-24 02:05:06,401 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:05:06,401 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:05:06,402 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:05:06,406 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:05:06,407 INFO L85 PathProgramCache]: Analyzing trace with hash 649992906, now seen corresponding path program 1 times [2024-11-24 02:05:06,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:05:06,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209034899] [2024-11-24 02:05:06,414 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:05:06,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:05:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:05:43,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-24 02:05:43,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:05:43,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209034899] [2024-11-24 02:05:43,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209034899] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:05:43,549 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:05:43,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:05:43,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382231765] [2024-11-24 02:05:43,552 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:05:43,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:05:43,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:05:43,583 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:05:43,584 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:05:43,590 INFO L87 Difference]: Start difference. First operand has 609 states, 460 states have (on average 1.3804347826086956) internal successors, (635), 477 states have internal predecessors, (635), 114 states have call successors, (114), 34 states have call predecessors, (114), 33 states have return successors, (111), 104 states have call predecessors, (111), 111 states have call successors, (111) Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 02:05:44,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:05:44,075 INFO L93 Difference]: Finished difference Result 1247 states and 1788 transitions. [2024-11-24 02:05:44,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:05:44,078 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 36 [2024-11-24 02:05:44,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:05:44,099 INFO L225 Difference]: With dead ends: 1247 [2024-11-24 02:05:44,100 INFO L226 Difference]: Without dead ends: 620 [2024-11-24 02:05:44,112 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:05:44,116 INFO L435 NwaCegarLoop]: 851 mSDtfsCounter, 44 mSDsluCounter, 834 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 1685 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 02:05:44,117 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 1685 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 02:05:44,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 620 states. [2024-11-24 02:05:44,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 620 to 619. [2024-11-24 02:05:44,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 619 states, 472 states have (on average 1.3622881355932204) internal successors, (643), 484 states have internal predecessors, (643), 112 states have call successors, (112), 35 states have call predecessors, (112), 34 states have return successors, (111), 104 states have call predecessors, (111), 111 states have call successors, (111) [2024-11-24 02:05:44,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 866 transitions. [2024-11-24 02:05:44,221 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 866 transitions. Word has length 36 [2024-11-24 02:05:44,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:05:44,221 INFO L471 AbstractCegarLoop]: Abstraction has 619 states and 866 transitions. [2024-11-24 02:05:44,222 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 3 states have internal predecessors, (28), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-24 02:05:44,222 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 866 transitions. [2024-11-24 02:05:44,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-24 02:05:44,225 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:05:44,226 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:05:44,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-24 02:05:44,226 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:05:44,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:05:44,227 INFO L85 PathProgramCache]: Analyzing trace with hash -64065640, now seen corresponding path program 1 times [2024-11-24 02:05:44,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:05:44,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257657910] [2024-11-24 02:05:44,228 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:05:44,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:06:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:06:19,960 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-24 02:06:19,961 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:06:19,961 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257657910] [2024-11-24 02:06:19,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257657910] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:06:19,961 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:06:19,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:06:19,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [849068656] [2024-11-24 02:06:19,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:06:19,963 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:06:19,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:06:19,964 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:06:19,964 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:06:19,965 INFO L87 Difference]: Start difference. First operand 619 states and 866 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-24 02:06:20,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:06:20,451 INFO L93 Difference]: Finished difference Result 1231 states and 1730 transitions. [2024-11-24 02:06:20,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:06:20,452 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 55 [2024-11-24 02:06:20,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:06:20,465 INFO L225 Difference]: With dead ends: 1231 [2024-11-24 02:06:20,465 INFO L226 Difference]: Without dead ends: 628 [2024-11-24 02:06:20,469 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:06:20,470 INFO L435 NwaCegarLoop]: 836 mSDtfsCounter, 6 mSDsluCounter, 829 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 1665 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 02:06:20,471 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 1665 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 02:06:20,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 628 states. [2024-11-24 02:06:20,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 628 to 628. [2024-11-24 02:06:20,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 628 states, 480 states have (on average 1.3625) internal successors, (654), 492 states have internal predecessors, (654), 113 states have call successors, (113), 35 states have call predecessors, (113), 34 states have return successors, (112), 105 states have call predecessors, (112), 112 states have call successors, (112) [2024-11-24 02:06:20,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 879 transitions. [2024-11-24 02:06:20,538 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 879 transitions. Word has length 55 [2024-11-24 02:06:20,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:06:20,539 INFO L471 AbstractCegarLoop]: Abstraction has 628 states and 879 transitions. [2024-11-24 02:06:20,539 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 3 states have internal predecessors, (41), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-24 02:06:20,539 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 879 transitions. [2024-11-24 02:06:20,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-24 02:06:20,546 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:06:20,546 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:06:20,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 02:06:20,547 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:06:20,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:06:20,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1973591250, now seen corresponding path program 1 times [2024-11-24 02:06:20,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:06:20,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [701864406] [2024-11-24 02:06:20,548 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:06:20,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:06:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:06:56,865 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-24 02:06:56,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:06:56,866 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [701864406] [2024-11-24 02:06:56,866 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [701864406] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:06:56,866 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:06:56,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:06:56,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1084145552] [2024-11-24 02:06:56,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:06:56,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:06:56,867 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:06:56,868 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:06:56,868 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:06:56,868 INFO L87 Difference]: Start difference. First operand 628 states and 879 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-24 02:06:57,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:06:57,044 INFO L93 Difference]: Finished difference Result 1284 states and 1811 transitions. [2024-11-24 02:06:57,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:06:57,045 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 61 [2024-11-24 02:06:57,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:06:57,053 INFO L225 Difference]: With dead ends: 1284 [2024-11-24 02:06:57,053 INFO L226 Difference]: Without dead ends: 672 [2024-11-24 02:06:57,057 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 [2024-11-24 02:06:57,058 INFO L435 NwaCegarLoop]: 833 mSDtfsCounter, 60 mSDsluCounter, 828 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 1661 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 02:06:57,060 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 1661 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 02:06:57,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2024-11-24 02:06:57,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 672. [2024-11-24 02:06:57,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 672 states, 522 states have (on average 1.3754789272030652) internal successors, (718), 534 states have internal predecessors, (718), 115 states have call successors, (115), 35 states have call predecessors, (115), 34 states have return successors, (114), 107 states have call predecessors, (114), 114 states have call successors, (114) [2024-11-24 02:06:57,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 672 states and 947 transitions. [2024-11-24 02:06:57,121 INFO L78 Accepts]: Start accepts. Automaton has 672 states and 947 transitions. Word has length 61 [2024-11-24 02:06:57,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:06:57,123 INFO L471 AbstractCegarLoop]: Abstraction has 672 states and 947 transitions. [2024-11-24 02:06:57,123 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-24 02:06:57,124 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 947 transitions. [2024-11-24 02:06:57,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-24 02:06:57,131 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:06:57,131 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:06:57,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 02:06:57,131 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:06:57,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:06:57,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1448575302, now seen corresponding path program 1 times [2024-11-24 02:06:57,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:06:57,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486062700] [2024-11-24 02:06:57,132 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:06:57,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:07:31,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:07:32,443 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-24 02:07:32,444 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:07:32,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486062700] [2024-11-24 02:07:32,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486062700] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:07:32,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:07:32,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:07:32,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1259248747] [2024-11-24 02:07:32,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:07:32,446 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:07:32,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:07:32,447 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:07:32,447 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:07:32,448 INFO L87 Difference]: Start difference. First operand 672 states and 947 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-24 02:07:33,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:07:33,020 INFO L93 Difference]: Finished difference Result 1449 states and 2063 transitions. [2024-11-24 02:07:33,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:07:33,025 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 84 [2024-11-24 02:07:33,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:07:33,034 INFO L225 Difference]: With dead ends: 1449 [2024-11-24 02:07:33,034 INFO L226 Difference]: Without dead ends: 793 [2024-11-24 02:07:33,038 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:07:33,039 INFO L435 NwaCegarLoop]: 843 mSDtfsCounter, 117 mSDsluCounter, 817 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 1660 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 02:07:33,040 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 1660 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 02:07:33,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states. [2024-11-24 02:07:33,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 793 to 674. [2024-11-24 02:07:33,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 674 states, 524 states have (on average 1.3740458015267176) internal successors, (720), 536 states have internal predecessors, (720), 115 states have call successors, (115), 35 states have call predecessors, (115), 34 states have return successors, (114), 107 states have call predecessors, (114), 114 states have call successors, (114) [2024-11-24 02:07:33,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 674 states and 949 transitions. [2024-11-24 02:07:33,091 INFO L78 Accepts]: Start accepts. Automaton has 674 states and 949 transitions. Word has length 84 [2024-11-24 02:07:33,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:07:33,093 INFO L471 AbstractCegarLoop]: Abstraction has 674 states and 949 transitions. [2024-11-24 02:07:33,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-24 02:07:33,093 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 949 transitions. [2024-11-24 02:07:33,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-24 02:07:33,098 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:07:33,098 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:07:33,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 02:07:33,099 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:07:33,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:07:33,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1647247967, now seen corresponding path program 1 times [2024-11-24 02:07:33,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:07:33,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465700784] [2024-11-24 02:07:33,101 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:07:33,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:08:07,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:08:08,873 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-24 02:08:08,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:08:08,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465700784] [2024-11-24 02:08:08,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465700784] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:08:08,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:08:08,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:08:08,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011103612] [2024-11-24 02:08:08,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:08:08,876 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:08:08,876 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:08:08,876 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:08:08,877 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:08:08,877 INFO L87 Difference]: Start difference. First operand 674 states and 949 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2024-11-24 02:08:13,063 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:08:13,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:08:13,728 INFO L93 Difference]: Finished difference Result 1504 states and 2112 transitions. [2024-11-24 02:08:13,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:08:13,729 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) Word has length 90 [2024-11-24 02:08:13,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:08:13,736 INFO L225 Difference]: With dead ends: 1504 [2024-11-24 02:08:13,736 INFO L226 Difference]: Without dead ends: 846 [2024-11-24 02:08:13,740 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:08:13,741 INFO L435 NwaCegarLoop]: 1047 mSDtfsCounter, 638 mSDsluCounter, 413 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 638 SdHoareTripleChecker+Valid, 1460 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-24 02:08:13,741 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [638 Valid, 1460 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-24 02:08:13,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 846 states. [2024-11-24 02:08:13,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 846 to 842. [2024-11-24 02:08:13,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 842 states, 651 states have (on average 1.3717357910906298) internal successors, (893), 672 states have internal predecessors, (893), 141 states have call successors, (141), 50 states have call predecessors, (141), 49 states have return successors, (140), 126 states have call predecessors, (140), 140 states have call successors, (140) [2024-11-24 02:08:13,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 842 states to 842 states and 1174 transitions. [2024-11-24 02:08:13,792 INFO L78 Accepts]: Start accepts. Automaton has 842 states and 1174 transitions. Word has length 90 [2024-11-24 02:08:13,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:08:13,793 INFO L471 AbstractCegarLoop]: Abstraction has 842 states and 1174 transitions. [2024-11-24 02:08:13,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (10), 2 states have call predecessors, (10), 1 states have return successors, (5), 3 states have call predecessors, (5), 3 states have call successors, (5) [2024-11-24 02:08:13,794 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1174 transitions. [2024-11-24 02:08:13,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-24 02:08:13,796 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:08:13,796 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:08:13,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 02:08:13,797 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:08:13,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:08:13,797 INFO L85 PathProgramCache]: Analyzing trace with hash 927929089, now seen corresponding path program 1 times [2024-11-24 02:08:13,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:08:13,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033607998] [2024-11-24 02:08:13,798 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:08:13,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:08:48,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:08:48,935 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-24 02:08:48,935 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:08:48,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033607998] [2024-11-24 02:08:48,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033607998] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:08:48,936 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:08:48,936 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:08:48,936 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078331372] [2024-11-24 02:08:48,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:08:48,937 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:08:48,937 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:08:48,937 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:08:48,937 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:08:48,938 INFO L87 Difference]: Start difference. First operand 842 states and 1174 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-24 02:08:49,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:08:49,055 INFO L93 Difference]: Finished difference Result 1670 states and 2336 transitions. [2024-11-24 02:08:49,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:08:49,056 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 89 [2024-11-24 02:08:49,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:08:49,064 INFO L225 Difference]: With dead ends: 1670 [2024-11-24 02:08:49,064 INFO L226 Difference]: Without dead ends: 844 [2024-11-24 02:08:49,069 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:08:49,070 INFO L435 NwaCegarLoop]: 835 mSDtfsCounter, 0 mSDsluCounter, 831 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1666 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 02:08:49,071 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1666 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 02:08:49,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 844 states. [2024-11-24 02:08:49,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 844 to 844. [2024-11-24 02:08:49,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 844 states, 653 states have (on average 1.3705972434915774) internal successors, (895), 674 states have internal predecessors, (895), 141 states have call successors, (141), 50 states have call predecessors, (141), 49 states have return successors, (140), 126 states have call predecessors, (140), 140 states have call successors, (140) [2024-11-24 02:08:49,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 844 states and 1176 transitions. [2024-11-24 02:08:49,125 INFO L78 Accepts]: Start accepts. Automaton has 844 states and 1176 transitions. Word has length 89 [2024-11-24 02:08:49,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:08:49,125 INFO L471 AbstractCegarLoop]: Abstraction has 844 states and 1176 transitions. [2024-11-24 02:08:49,126 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-24 02:08:49,126 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1176 transitions. [2024-11-24 02:08:49,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-24 02:08:49,132 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:08:49,132 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:08:49,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 02:08:49,133 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:08:49,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:08:49,133 INFO L85 PathProgramCache]: Analyzing trace with hash -761014653, now seen corresponding path program 1 times [2024-11-24 02:08:49,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:08:49,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209717822] [2024-11-24 02:08:49,134 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:08:49,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:09:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:09:23,880 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-24 02:09:23,882 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:09:23,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209717822] [2024-11-24 02:09:23,882 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209717822] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:09:23,882 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1263002416] [2024-11-24 02:09:23,883 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:09:23,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:09:23,883 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:09:23,888 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:09:23,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 02:10:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:10:01,312 INFO L256 TraceCheckSpWp]: Trace formula consists of 5955 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 02:10:01,325 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:10:01,440 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-24 02:10:01,440 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:10:01,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1263002416] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:10:01,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 02:10:01,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-11-24 02:10:01,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938448798] [2024-11-24 02:10:01,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:10:01,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:10:01,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:10:01,442 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:10:01,442 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:10:01,442 INFO L87 Difference]: Start difference. First operand 844 states and 1176 transitions. Second operand has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-24 02:10:01,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:10:01,551 INFO L93 Difference]: Finished difference Result 849 states and 1182 transitions. [2024-11-24 02:10:01,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:10:01,552 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 89 [2024-11-24 02:10:01,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:10:01,559 INFO L225 Difference]: With dead ends: 849 [2024-11-24 02:10:01,560 INFO L226 Difference]: Without dead ends: 846 [2024-11-24 02:10:01,561 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:10:01,562 INFO L435 NwaCegarLoop]: 835 mSDtfsCounter, 0 mSDsluCounter, 830 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1665 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 02:10:01,562 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1665 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 02:10:01,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 846 states. [2024-11-24 02:10:01,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 846 to 846. [2024-11-24 02:10:01,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 846 states, 655 states have (on average 1.369465648854962) internal successors, (897), 676 states have internal predecessors, (897), 141 states have call successors, (141), 50 states have call predecessors, (141), 49 states have return successors, (140), 126 states have call predecessors, (140), 140 states have call successors, (140) [2024-11-24 02:10:01,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 1178 transitions. [2024-11-24 02:10:01,614 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 1178 transitions. Word has length 89 [2024-11-24 02:10:01,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:10:01,616 INFO L471 AbstractCegarLoop]: Abstraction has 846 states and 1178 transitions. [2024-11-24 02:10:01,616 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.333333333333332) internal successors, (70), 3 states have internal predecessors, (70), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-24 02:10:01,616 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1178 transitions. [2024-11-24 02:10:01,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-24 02:10:01,620 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:10:01,620 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:10:01,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 02:10:01,821 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:10:01,821 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:10:01,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:10:01,822 INFO L85 PathProgramCache]: Analyzing trace with hash -1198937097, now seen corresponding path program 1 times [2024-11-24 02:10:01,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:10:01,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1737077638] [2024-11-24 02:10:01,822 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:10:01,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:10:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:10:37,964 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-24 02:10:37,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:10:37,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1737077638] [2024-11-24 02:10:37,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1737077638] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:10:37,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [260716743] [2024-11-24 02:10:37,965 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:10:37,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:10:37,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:10:37,968 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:10:37,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 02:11:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:11:15,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 5960 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-24 02:11:15,776 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:11:15,974 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-24 02:11:15,975 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:11:16,411 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-24 02:11:16,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [260716743] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:11:16,412 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:11:16,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-11-24 02:11:16,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841320495] [2024-11-24 02:11:16,412 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:11:16,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-24 02:11:16,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:11:16,414 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-24 02:11:16,414 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-24 02:11:16,414 INFO L87 Difference]: Start difference. First operand 846 states and 1178 transitions. Second operand has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 states have internal predecessors, (87), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-24 02:11:18,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:18,541 INFO L93 Difference]: Finished difference Result 2219 states and 3163 transitions. [2024-11-24 02:11:18,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 02:11:18,542 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 states have internal predecessors, (87), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 91 [2024-11-24 02:11:18,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:18,551 INFO L225 Difference]: With dead ends: 2219 [2024-11-24 02:11:18,551 INFO L226 Difference]: Without dead ends: 1389 [2024-11-24 02:11:18,555 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-11-24 02:11:18,556 INFO L435 NwaCegarLoop]: 888 mSDtfsCounter, 615 mSDsluCounter, 3374 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 649 SdHoareTripleChecker+Valid, 4262 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-24 02:11:18,556 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [649 Valid, 4262 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-24 02:11:18,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1389 states. [2024-11-24 02:11:18,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1389 to 882. [2024-11-24 02:11:18,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 882 states, 691 states have (on average 1.3675832127351664) internal successors, (945), 712 states have internal predecessors, (945), 141 states have call successors, (141), 50 states have call predecessors, (141), 49 states have return successors, (140), 126 states have call predecessors, (140), 140 states have call successors, (140) [2024-11-24 02:11:18,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 882 states and 1226 transitions. [2024-11-24 02:11:18,608 INFO L78 Accepts]: Start accepts. Automaton has 882 states and 1226 transitions. Word has length 91 [2024-11-24 02:11:18,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:18,609 INFO L471 AbstractCegarLoop]: Abstraction has 882 states and 1226 transitions. [2024-11-24 02:11:18,609 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 states have internal predecessors, (87), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-24 02:11:18,609 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1226 transitions. [2024-11-24 02:11:18,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-24 02:11:18,613 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:18,614 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:11:18,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-24 02:11:18,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-11-24 02:11:18,815 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:18,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:18,815 INFO L85 PathProgramCache]: Analyzing trace with hash 1888728494, now seen corresponding path program 2 times [2024-11-24 02:11:18,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:18,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144024309] [2024-11-24 02:11:18,816 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-24 02:11:18,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:11:52,787 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-24 02:11:52,787 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 02:11:54,599 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-24 02:11:54,599 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:11:54,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144024309] [2024-11-24 02:11:54,599 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144024309] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:11:54,599 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:11:54,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-24 02:11:54,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429677787] [2024-11-24 02:11:54,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:11:54,600 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-24 02:11:54,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:11:54,601 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-24 02:11:54,601 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-24 02:11:54,601 INFO L87 Difference]: Start difference. First operand 882 states and 1226 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-24 02:11:54,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:11:54,861 INFO L93 Difference]: Finished difference Result 1759 states and 2448 transitions. [2024-11-24 02:11:54,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 02:11:54,862 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 106 [2024-11-24 02:11:54,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:11:54,869 INFO L225 Difference]: With dead ends: 1759 [2024-11-24 02:11:54,870 INFO L226 Difference]: Without dead ends: 893 [2024-11-24 02:11:54,874 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:11:54,876 INFO L435 NwaCegarLoop]: 833 mSDtfsCounter, 699 mSDsluCounter, 906 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 699 SdHoareTripleChecker+Valid, 1739 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-24 02:11:54,877 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [699 Valid, 1739 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-24 02:11:54,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 893 states. [2024-11-24 02:11:54,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 893 to 893. [2024-11-24 02:11:54,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 893 states, 699 states have (on average 1.363376251788269) internal successors, (953), 720 states have internal predecessors, (953), 141 states have call successors, (141), 53 states have call predecessors, (141), 52 states have return successors, (140), 126 states have call predecessors, (140), 140 states have call successors, (140) [2024-11-24 02:11:54,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 893 states and 1234 transitions. [2024-11-24 02:11:54,932 INFO L78 Accepts]: Start accepts. Automaton has 893 states and 1234 transitions. Word has length 106 [2024-11-24 02:11:54,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:11:54,932 INFO L471 AbstractCegarLoop]: Abstraction has 893 states and 1234 transitions. [2024-11-24 02:11:54,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2024-11-24 02:11:54,933 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1234 transitions. [2024-11-24 02:11:54,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-24 02:11:54,938 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:11:54,938 INFO L218 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:11:54,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 02:11:54,938 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:11:54,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:11:54,939 INFO L85 PathProgramCache]: Analyzing trace with hash 229697991, now seen corresponding path program 1 times [2024-11-24 02:11:54,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:11:54,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017389463] [2024-11-24 02:11:54,939 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:11:54,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:12:28,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:12:30,172 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-24 02:12:30,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:12:30,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017389463] [2024-11-24 02:12:30,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017389463] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:12:30,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:12:30,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 02:12:30,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491676102] [2024-11-24 02:12:30,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:12:30,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 02:12:30,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:12:30,174 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 02:12:30,174 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:12:30,174 INFO L87 Difference]: Start difference. First operand 893 states and 1234 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-24 02:12:30,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:12:30,767 INFO L93 Difference]: Finished difference Result 1757 states and 2427 transitions. [2024-11-24 02:12:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 02:12:30,768 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 117 [2024-11-24 02:12:30,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:12:30,776 INFO L225 Difference]: With dead ends: 1757 [2024-11-24 02:12:30,777 INFO L226 Difference]: Without dead ends: 880 [2024-11-24 02:12:30,781 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-24 02:12:30,782 INFO L435 NwaCegarLoop]: 831 mSDtfsCounter, 50 mSDsluCounter, 2474 mSDsCounter, 0 mSdLazyCounter, 38 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 3305 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 38 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-24 02:12:30,784 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 3305 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 38 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-24 02:12:30,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 880 states. [2024-11-24 02:12:30,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 880 to 880. [2024-11-24 02:12:30,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 880 states, 692 states have (on average 1.356936416184971) internal successors, (939), 706 states have internal predecessors, (939), 135 states have call successors, (135), 53 states have call predecessors, (135), 52 states have return successors, (134), 126 states have call predecessors, (134), 134 states have call successors, (134) [2024-11-24 02:12:30,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 880 states and 1208 transitions. [2024-11-24 02:12:30,835 INFO L78 Accepts]: Start accepts. Automaton has 880 states and 1208 transitions. Word has length 117 [2024-11-24 02:12:30,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:12:30,836 INFO L471 AbstractCegarLoop]: Abstraction has 880 states and 1208 transitions. [2024-11-24 02:12:30,836 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 4 states have internal predecessors, (85), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-24 02:12:30,836 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1208 transitions. [2024-11-24 02:12:30,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-24 02:12:30,840 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:12:30,841 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:12:30,841 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 02:12:30,841 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:12:30,842 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:12:30,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1381095857, now seen corresponding path program 1 times [2024-11-24 02:12:30,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:12:30,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273843538] [2024-11-24 02:12:30,843 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:12:30,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:13:03,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:13:04,204 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-24 02:13:04,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:13:04,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273843538] [2024-11-24 02:13:04,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273843538] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:13:04,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293697651] [2024-11-24 02:13:04,205 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:13:04,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:13:04,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:13:04,208 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:13:04,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 02:13:40,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:13:40,944 INFO L256 TraceCheckSpWp]: Trace formula consists of 6391 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-24 02:13:40,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:13:41,316 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-24 02:13:41,316 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 02:13:41,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [293697651] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:13:41,317 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 02:13:41,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [4] total 7 [2024-11-24 02:13:41,317 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102268202] [2024-11-24 02:13:41,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:13:41,318 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 02:13:41,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:13:41,319 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 02:13:41,319 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-24 02:13:41,319 INFO L87 Difference]: Start difference. First operand 880 states and 1208 transitions. Second operand has 5 states, 5 states have (on average 18.2) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-24 02:13:45,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-24 02:13:46,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:13:46,381 INFO L93 Difference]: Finished difference Result 2323 states and 3197 transitions. [2024-11-24 02:13:46,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-24 02:13:46,382 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) Word has length 144 [2024-11-24 02:13:46,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:13:46,392 INFO L225 Difference]: With dead ends: 2323 [2024-11-24 02:13:46,393 INFO L226 Difference]: Without dead ends: 1459 [2024-11-24 02:13:46,396 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-11-24 02:13:46,399 INFO L435 NwaCegarLoop]: 1483 mSDtfsCounter, 651 mSDsluCounter, 3785 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 652 SdHoareTripleChecker+Valid, 5268 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2024-11-24 02:13:46,399 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [652 Valid, 5268 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 1 Unknown, 0 Unchecked, 4.8s Time] [2024-11-24 02:13:46,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1459 states. [2024-11-24 02:13:46,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1459 to 884. [2024-11-24 02:13:46,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 884 states, 695 states have (on average 1.3553956834532375) internal successors, (942), 709 states have internal predecessors, (942), 135 states have call successors, (135), 53 states have call predecessors, (135), 53 states have return successors, (135), 127 states have call predecessors, (135), 134 states have call successors, (135) [2024-11-24 02:13:46,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 884 states and 1212 transitions. [2024-11-24 02:13:46,468 INFO L78 Accepts]: Start accepts. Automaton has 884 states and 1212 transitions. Word has length 144 [2024-11-24 02:13:46,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:13:46,468 INFO L471 AbstractCegarLoop]: Abstraction has 884 states and 1212 transitions. [2024-11-24 02:13:46,469 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 4 states have internal predecessors, (91), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (12), 3 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-24 02:13:46,469 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1212 transitions. [2024-11-24 02:13:46,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2024-11-24 02:13:46,473 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:13:46,474 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:13:46,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-24 02:13:46,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-24 02:13:46,675 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:13:46,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:13:46,675 INFO L85 PathProgramCache]: Analyzing trace with hash -980910667, now seen corresponding path program 1 times [2024-11-24 02:13:46,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:13:46,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436797167] [2024-11-24 02:13:46,676 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:13:46,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:14:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:14:22,253 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-24 02:14:22,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:14:22,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436797167] [2024-11-24 02:14:22,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436797167] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:14:22,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:14:22,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 02:14:22,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670552346] [2024-11-24 02:14:22,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:14:22,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 02:14:22,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:14:22,255 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 02:14:22,255 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:14:22,256 INFO L87 Difference]: Start difference. First operand 884 states and 1212 transitions. Second operand has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-24 02:14:22,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:14:22,568 INFO L93 Difference]: Finished difference Result 1765 states and 2427 transitions. [2024-11-24 02:14:22,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 02:14:22,569 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 223 [2024-11-24 02:14:22,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:14:22,577 INFO L225 Difference]: With dead ends: 1765 [2024-11-24 02:14:22,578 INFO L226 Difference]: Without dead ends: 897 [2024-11-24 02:14:22,581 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 02:14:22,582 INFO L435 NwaCegarLoop]: 831 mSDtfsCounter, 14 mSDsluCounter, 827 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 1658 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 02:14:22,582 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 1658 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 02:14:22,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 897 states. [2024-11-24 02:14:22,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 897 to 885. [2024-11-24 02:14:22,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 885 states, 696 states have (on average 1.3548850574712643) internal successors, (943), 710 states have internal predecessors, (943), 135 states have call successors, (135), 53 states have call predecessors, (135), 53 states have return successors, (135), 127 states have call predecessors, (135), 134 states have call successors, (135) [2024-11-24 02:14:22,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 885 states and 1213 transitions. [2024-11-24 02:14:22,647 INFO L78 Accepts]: Start accepts. Automaton has 885 states and 1213 transitions. Word has length 223 [2024-11-24 02:14:22,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:14:22,648 INFO L471 AbstractCegarLoop]: Abstraction has 885 states and 1213 transitions. [2024-11-24 02:14:22,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 48.0) internal successors, (144), 3 states have internal predecessors, (144), 2 states have call successors, (24), 2 states have call predecessors, (24), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-24 02:14:22,648 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1213 transitions. [2024-11-24 02:14:22,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2024-11-24 02:14:22,653 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:14:22,654 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:14:22,655 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-24 02:14:22,655 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:14:22,655 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:14:22,656 INFO L85 PathProgramCache]: Analyzing trace with hash -792141547, now seen corresponding path program 1 times [2024-11-24 02:14:22,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:14:22,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278275294] [2024-11-24 02:14:22,656 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:14:22,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:14:56,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:14:57,744 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-11-24 02:14:57,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:14:57,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278275294] [2024-11-24 02:14:57,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [278275294] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:14:57,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [74202289] [2024-11-24 02:14:57,745 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:14:57,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:14:57,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:14:57,748 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:14:57,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-24 02:15:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:15:39,578 INFO L256 TraceCheckSpWp]: Trace formula consists of 7349 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-24 02:15:39,587 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:15:40,552 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 7 proven. 34 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-24 02:15:40,552 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:15:42,753 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-24 02:15:42,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [74202289] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:15:42,753 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:15:42,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 7, 7] total 14 [2024-11-24 02:15:42,754 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583175150] [2024-11-24 02:15:42,754 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:15:42,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-24 02:15:42,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:15:42,756 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-24 02:15:42,756 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2024-11-24 02:15:42,757 INFO L87 Difference]: Start difference. First operand 885 states and 1213 transitions. Second operand has 14 states, 14 states have (on average 19.285714285714285) internal successors, (270), 14 states have internal predecessors, (270), 3 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2024-11-24 02:15:47,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:15:47,466 INFO L93 Difference]: Finished difference Result 3138 states and 4506 transitions. [2024-11-24 02:15:47,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-24 02:15:47,467 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 19.285714285714285) internal successors, (270), 14 states have internal predecessors, (270), 3 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 236 [2024-11-24 02:15:47,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:15:47,479 INFO L225 Difference]: With dead ends: 3138 [2024-11-24 02:15:47,480 INFO L226 Difference]: Without dead ends: 2269 [2024-11-24 02:15:47,484 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 474 GetRequests, 462 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2024-11-24 02:15:47,485 INFO L435 NwaCegarLoop]: 908 mSDtfsCounter, 2142 mSDsluCounter, 3782 mSDsCounter, 0 mSdLazyCounter, 325 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2231 SdHoareTripleChecker+Valid, 4690 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 325 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-24 02:15:47,485 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2231 Valid, 4690 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 325 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2024-11-24 02:15:47,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2269 states. [2024-11-24 02:15:47,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2269 to 970. [2024-11-24 02:15:47,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 970 states, 780 states have (on average 1.3512820512820514) internal successors, (1054), 794 states have internal predecessors, (1054), 136 states have call successors, (136), 53 states have call predecessors, (136), 53 states have return successors, (136), 128 states have call predecessors, (136), 135 states have call successors, (136) [2024-11-24 02:15:47,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 970 states and 1326 transitions. [2024-11-24 02:15:47,564 INFO L78 Accepts]: Start accepts. Automaton has 970 states and 1326 transitions. Word has length 236 [2024-11-24 02:15:47,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:15:47,565 INFO L471 AbstractCegarLoop]: Abstraction has 970 states and 1326 transitions. [2024-11-24 02:15:47,566 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 19.285714285714285) internal successors, (270), 14 states have internal predecessors, (270), 3 states have call successors, (53), 2 states have call predecessors, (53), 2 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2024-11-24 02:15:47,567 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1326 transitions. [2024-11-24 02:15:47,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-24 02:15:47,572 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:15:47,572 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:15:47,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-24 02:15:47,777 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:15:47,778 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:15:47,779 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:15:47,779 INFO L85 PathProgramCache]: Analyzing trace with hash 452803797, now seen corresponding path program 2 times [2024-11-24 02:15:47,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:15:47,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1066669950] [2024-11-24 02:15:47,779 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-24 02:15:47,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:16:23,932 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-24 02:16:23,932 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-24 02:16:25,917 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2024-11-24 02:16:25,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:16:25,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1066669950] [2024-11-24 02:16:25,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1066669950] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 02:16:25,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 02:16:25,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 02:16:25,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812764071] [2024-11-24 02:16:25,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 02:16:25,919 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 02:16:25,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:16:25,920 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 02:16:25,920 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 02:16:25,920 INFO L87 Difference]: Start difference. First operand 970 states and 1326 transitions. Second operand has 5 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-24 02:16:26,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:16:26,216 INFO L93 Difference]: Finished difference Result 1928 states and 2662 transitions. [2024-11-24 02:16:26,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 02:16:26,217 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) Word has length 279 [2024-11-24 02:16:26,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:16:26,222 INFO L225 Difference]: With dead ends: 1928 [2024-11-24 02:16:26,222 INFO L226 Difference]: Without dead ends: 974 [2024-11-24 02:16:26,225 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-24 02:16:26,225 INFO L435 NwaCegarLoop]: 833 mSDtfsCounter, 18 mSDsluCounter, 2482 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 3315 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-24 02:16:26,225 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 3315 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-24 02:16:26,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 974 states. [2024-11-24 02:16:26,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 974 to 970. [2024-11-24 02:16:26,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 970 states, 780 states have (on average 1.3461538461538463) internal successors, (1050), 794 states have internal predecessors, (1050), 136 states have call successors, (136), 53 states have call predecessors, (136), 53 states have return successors, (136), 128 states have call predecessors, (136), 135 states have call successors, (136) [2024-11-24 02:16:26,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 970 states and 1322 transitions. [2024-11-24 02:16:26,289 INFO L78 Accepts]: Start accepts. Automaton has 970 states and 1322 transitions. Word has length 279 [2024-11-24 02:16:26,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:16:26,290 INFO L471 AbstractCegarLoop]: Abstraction has 970 states and 1322 transitions. [2024-11-24 02:16:26,290 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 38.75) internal successors, (155), 4 states have internal predecessors, (155), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (20), 1 states have call predecessors, (20), 1 states have call successors, (20) [2024-11-24 02:16:26,291 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1322 transitions. [2024-11-24 02:16:26,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-24 02:16:26,297 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:16:26,297 INFO L218 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:16:26,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-24 02:16:26,297 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:16:26,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:16:26,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1311261384, now seen corresponding path program 1 times [2024-11-24 02:16:26,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:16:26,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106723382] [2024-11-24 02:16:26,299 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:16:26,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 02:17:01,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:17:05,591 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 10 proven. 235 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-24 02:17:05,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 02:17:05,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106723382] [2024-11-24 02:17:05,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106723382] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 02:17:05,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [184533561] [2024-11-24 02:17:05,592 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 02:17:05,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:17:05,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 02:17:05,595 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 02:17:05,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-24 02:17:45,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 02:17:45,814 INFO L256 TraceCheckSpWp]: Trace formula consists of 7562 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-24 02:17:45,823 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 02:17:47,110 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 7 proven. 235 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-24 02:17:47,110 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 02:17:51,177 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 10 proven. 235 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-24 02:17:51,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [184533561] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-24 02:17:51,178 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-24 02:17:51,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 19 [2024-11-24 02:17:51,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360300657] [2024-11-24 02:17:51,178 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-24 02:17:51,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-24 02:17:51,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 02:17:51,181 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-24 02:17:51,181 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-11-24 02:17:51,182 INFO L87 Difference]: Start difference. First operand 970 states and 1322 transitions. Second operand has 19 states, 19 states have (on average 14.210526315789474) internal successors, (270), 19 states have internal predecessors, (270), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-24 02:17:56,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 02:17:56,881 INFO L93 Difference]: Finished difference Result 4087 states and 5906 transitions. [2024-11-24 02:17:56,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-24 02:17:56,882 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 14.210526315789474) internal successors, (270), 19 states have internal predecessors, (270), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 281 [2024-11-24 02:17:56,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 02:17:56,898 INFO L225 Difference]: With dead ends: 4087 [2024-11-24 02:17:56,898 INFO L226 Difference]: Without dead ends: 3133 [2024-11-24 02:17:56,903 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 573 GetRequests, 550 SyntacticMatches, 6 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=171, Invalid=171, Unknown=0, NotChecked=0, Total=342 [2024-11-24 02:17:56,903 INFO L435 NwaCegarLoop]: 937 mSDtfsCounter, 4155 mSDsluCounter, 4412 mSDsCounter, 0 mSdLazyCounter, 459 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4297 SdHoareTripleChecker+Valid, 5349 SdHoareTripleChecker+Invalid, 636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2024-11-24 02:17:56,904 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4297 Valid, 5349 Invalid, 636 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 459 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2024-11-24 02:17:56,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3133 states. [2024-11-24 02:17:56,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3133 to 1042. [2024-11-24 02:17:56,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1042 states, 852 states have (on average 1.3450704225352113) internal successors, (1146), 866 states have internal predecessors, (1146), 136 states have call successors, (136), 53 states have call predecessors, (136), 53 states have return successors, (136), 128 states have call predecessors, (136), 135 states have call successors, (136) [2024-11-24 02:17:56,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 1042 states and 1418 transitions. [2024-11-24 02:17:56,996 INFO L78 Accepts]: Start accepts. Automaton has 1042 states and 1418 transitions. Word has length 281 [2024-11-24 02:17:56,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 02:17:56,998 INFO L471 AbstractCegarLoop]: Abstraction has 1042 states and 1418 transitions. [2024-11-24 02:17:56,999 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 14.210526315789474) internal successors, (270), 19 states have internal predecessors, (270), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-11-24 02:17:56,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1418 transitions. [2024-11-24 02:17:57,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-11-24 02:17:57,007 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 02:17:57,007 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 16, 16, 16, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 02:17:57,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-24 02:17:57,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_122013ea-eaa9-433d-a77f-15d4f7861aec/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 02:17:57,208 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 02:17:57,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 02:17:57,209 INFO L85 PathProgramCache]: Analyzing trace with hash 944996440, now seen corresponding path program 2 times [2024-11-24 02:17:57,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 02:17:57,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105469001] [2024-11-24 02:17:57,209 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-24 02:17:57,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms