./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8e81fc6166b432b951460f7a3a0e3bbe6d1e1e00a7297f549296af2cd8a39c75 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:12:49,424 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:12:49,503 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 04:12:49,510 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:12:49,510 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:12:49,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:12:49,542 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:12:49,543 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:12:49,543 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:12:49,543 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:12:49,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:12:49,544 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:12:49,544 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:12:49,544 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:12:49,544 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:12:49,545 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:12:49,545 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:12:49,545 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:12:49,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:12:49,545 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:12:49,546 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:12:49,546 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:12:49,546 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:12:49,546 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:12:49,546 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:12:49,547 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:12:49,547 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:12:49,547 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:12:49,547 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:12:49,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:12:49,548 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:12:49,548 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:12:49,548 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:12:49,548 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:12:49,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:12:49,549 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:12:49,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:12:49,549 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:12:49,549 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:12:49,549 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:12:49,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:12:49,550 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:12:49,550 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:12:49,550 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:12:49,550 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:12:49,550 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_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e81fc6166b432b951460f7a3a0e3bbe6d1e1e00a7297f549296af2cd8a39c75 [2024-11-28 04:12:49,887 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:12:49,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:12:49,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:12:49,903 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:12:49,903 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:12:49,905 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2024-11-28 04:12:53,650 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB/data/8fd5204db/135ec1d371194978a550430fc48a0a53/FLAG5ab00b76c [2024-11-28 04:12:54,578 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:12:54,579 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2024-11-28 04:12:54,657 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB/data/8fd5204db/135ec1d371194978a550430fc48a0a53/FLAG5ab00b76c [2024-11-28 04:12:54,684 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB/data/8fd5204db/135ec1d371194978a550430fc48a0a53 [2024-11-28 04:12:54,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:12:54,692 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:12:54,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:12:54,696 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:12:54,701 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:12:54,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:12:54" (1/1) ... [2024-11-28 04:12:54,703 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f05138f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:12:54, skipping insertion in model container [2024-11-28 04:12:54,704 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:12:54" (1/1) ... [2024-11-28 04:12:54,937 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:12:58,951 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_421b092f-4a3f-460a-891b-8e5b937c6ab5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395259,395272] [2024-11-28 04:12:58,955 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_421b092f-4a3f-460a-891b-8e5b937c6ab5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395404,395417] [2024-11-28 04:12:58,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:12:59,018 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:12:59,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [5401] [2024-11-28 04:12:59,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [5409] [2024-11-28 04:13:00,062 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"); [7357] [2024-11-28 04:13:00,062 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)); [7364] [2024-11-28 04:13:00,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [7371] [2024-11-28 04:13:00,063 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("rep; nop": : : "memory"); [7384] [2024-11-28 04:13:00,473 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_421b092f-4a3f-460a-891b-8e5b937c6ab5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395259,395272] [2024-11-28 04:13:00,474 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_421b092f-4a3f-460a-891b-8e5b937c6ab5/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i[395404,395417] [2024-11-28 04:13:00,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:13:00,818 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:13:00,819 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00 WrapperNode [2024-11-28 04:13:00,819 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:13:00,821 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:13:00,821 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:13:00,821 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:13:00,836 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00" (1/1) ... [2024-11-28 04:13:00,962 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00" (1/1) ... [2024-11-28 04:13:01,261 INFO L138 Inliner]: procedures = 492, calls = 2751, calls flagged for inlining = 240, calls inlined = 225, statements flattened = 5658 [2024-11-28 04:13:01,265 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:13:01,266 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:13:01,266 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:13:01,267 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:13:01,281 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00" (1/1) ... [2024-11-28 04:13:01,281 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00" (1/1) ... [2024-11-28 04:13:01,328 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00" (1/1) ... [2024-11-28 04:13:03,560 INFO L175 MemorySlicer]: Split 1208 memory accesses to 9 slices as follows [2, 1136, 1, 2, 4, 54, 3, 4, 2]. 94 percent of accesses are in the largest equivalence class. The 16 initializations are split as follows [2, 4, 1, 0, 4, 0, 1, 4, 0]. The 521 writes are split as follows [0, 477, 0, 1, 0, 42, 0, 0, 1]. [2024-11-28 04:13:03,561 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00" (1/1) ... [2024-11-28 04:13:03,561 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00" (1/1) ... [2024-11-28 04:13:03,805 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00" (1/1) ... [2024-11-28 04:13:03,824 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00" (1/1) ... [2024-11-28 04:13:03,883 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00" (1/1) ... [2024-11-28 04:13:03,951 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00" (1/1) ... [2024-11-28 04:13:03,980 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00" (1/1) ... [2024-11-28 04:13:04,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:13:04,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:13:04,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:13:04,071 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:13:04,072 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00" (1/1) ... [2024-11-28 04:13:04,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:13:04,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:13:04,124 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:13:04,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_421b092f-4a3f-460a-891b-8e5b937c6ab5/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:13:04,163 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2024-11-28 04:13:04,163 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2024-11-28 04:13:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-28 04:13:04,164 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-28 04:13:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_crc_length [2024-11-28 04:13:04,164 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_crc_length [2024-11-28 04:13:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-28 04:13:04,164 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-28 04:13:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2024-11-28 04:13:04,165 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2024-11-28 04:13:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2024-11-28 04:13:04,165 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2024-11-28 04:13:04,166 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-28 04:13:04,166 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-28 04:13:04,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_87 [2024-11-28 04:13:04,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_87 [2024-11-28 04:13:04,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 04:13:04,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 04:13:04,167 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_default [2024-11-28 04:13:04,167 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_default [2024-11-28 04:13:04,167 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2024-11-28 04:13:04,167 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2024-11-28 04:13:04,167 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_status [2024-11-28 04:13:04,167 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_status [2024-11-28 04:13:04,167 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2024-11-28 04:13:04,168 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2024-11-28 04:13:04,168 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set_1 [2024-11-28 04:13:04,168 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set_1 [2024-11-28 04:13:04,168 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-28 04:13:04,168 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2024-11-28 04:13:04,168 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2024-11-28 04:13:04,169 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2024-11-28 04:13:04,169 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_watchdog [2024-11-28 04:13:04,169 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_watchdog [2024-11-28 04:13:04,169 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2024-11-28 04:13:04,169 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2024-11-28 04:13:04,169 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2024-11-28 04:13:04,169 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2024-11-28 04:13:04,169 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2024-11-28 04:13:04,169 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2024-11-28 04:13:04,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-28 04:13:04,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-28 04:13:04,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-28 04:13:04,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-28 04:13:04,170 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2024-11-28 04:13:04,170 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2024-11-28 04:13:04,170 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_get_link_status [2024-11-28 04:13:04,170 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_get_link_status [2024-11-28 04:13:04,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:13:04,170 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2024-11-28 04:13:04,170 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2024-11-28 04:13:04,170 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-28 04:13:04,170 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-28 04:13:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 04:13:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 04:13:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 04:13:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 04:13:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 04:13:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 04:13:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 04:13:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 04:13:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 04:13:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2024-11-28 04:13:04,171 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2024-11-28 04:13:04,171 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_default [2024-11-28 04:13:04,172 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_default [2024-11-28 04:13:04,172 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_clock [2024-11-28 04:13:04,172 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_clock [2024-11-28 04:13:04,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 04:13:04,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 04:13:04,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 04:13:04,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 04:13:04,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 04:13:04,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 04:13:04,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 04:13:04,173 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 04:13:04,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 04:13:04,174 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-28 04:13:04,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-28 04:13:04,174 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2024-11-28 04:13:04,174 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2024-11-28 04:13:04,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:13:04,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:13:04,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 04:13:04,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 04:13:04,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 04:13:04,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 04:13:04,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 04:13:04,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 04:13:04,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 04:13:04,175 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2024-11-28 04:13:04,176 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2024-11-28 04:13:04,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2024-11-28 04:13:04,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2024-11-28 04:13:04,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-28 04:13:04,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-28 04:13:04,176 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_default [2024-11-28 04:13:04,182 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_default [2024-11-28 04:13:04,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-28 04:13:04,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-28 04:13:04,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-28 04:13:04,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-28 04:13:04,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-28 04:13:04,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-28 04:13:04,184 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2024-11-28 04:13:04,184 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2024-11-28 04:13:04,184 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2024-11-28 04:13:04,184 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2024-11-28 04:13:04,184 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-28 04:13:04,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-28 04:13:04,184 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2024-11-28 04:13:04,185 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2024-11-28 04:13:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_crc_length [2024-11-28 04:13:04,185 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_crc_length [2024-11-28 04:13:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2024-11-28 04:13:04,185 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2024-11-28 04:13:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2024-11-28 04:13:04,185 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2024-11-28 04:13:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2024-11-28 04:13:04,185 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2024-11-28 04:13:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 04:13:04,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2024-11-28 04:13:04,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2024-11-28 04:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2024-11-28 04:13:04,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2024-11-28 04:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-28 04:13:04,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-28 04:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-28 04:13:04,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-28 04:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2024-11-28 04:13:04,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lmc_lock_of_lmc___softc [2024-11-28 04:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 04:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 04:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 04:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 04:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 04:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 04:13:04,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 04:13:04,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 04:13:04,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 04:13:04,187 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2024-11-28 04:13:04,187 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2024-11-28 04:13:04,187 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:13:04,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-28 04:13:04,187 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2024-11-28 04:13:04,189 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2024-11-28 04:13:04,189 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-28 04:13:04,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-28 04:13:04,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2024-11-28 04:13:04,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2024-11-28 04:13:04,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2024-11-28 04:13:04,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2024-11-28 04:13:04,191 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_init [2024-11-28 04:13:04,192 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_init [2024-11-28 04:13:04,192 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2024-11-28 04:13:04,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2024-11-28 04:13:04,192 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2024-11-28 04:13:04,192 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2024-11-28 04:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-28 04:13:04,193 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-28 04:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-28 04:13:04,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-28 04:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_watchdog [2024-11-28 04:13:04,193 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_watchdog [2024-11-28 04:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_status [2024-11-28 04:13:04,193 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_status [2024-11-28 04:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2024-11-28 04:13:04,193 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2024-11-28 04:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_clock [2024-11-28 04:13:04,193 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_clock [2024-11-28 04:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2024-11-28 04:13:04,193 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2024-11-28 04:13:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:13:04,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:13:04,194 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2024-11-28 04:13:04,194 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2024-11-28 04:13:04,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 04:13:04,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 04:13:04,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 04:13:04,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 04:13:04,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 04:13:04,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 04:13:04,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 04:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 04:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 04:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 04:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 04:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 04:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 04:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 04:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 04:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 04:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 04:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 04:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-28 04:13:04,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-28 04:13:04,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2024-11-28 04:13:04,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_lmc_driver_exit_17_2 [2024-11-28 04:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-28 04:13:04,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-28 04:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_get_link_status [2024-11-28 04:13:04,199 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_get_link_status [2024-11-28 04:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2024-11-28 04:13:04,199 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2024-11-28 04:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_status [2024-11-28 04:13:04,199 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_status [2024-11-28 04:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 04:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 04:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 04:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 04:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 04:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 04:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-28 04:13:04,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-28 04:13:04,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-28 04:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 04:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 04:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 04:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 04:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 04:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 04:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-28 04:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-28 04:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-28 04:13:04,200 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_get_link_status [2024-11-28 04:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_get_link_status [2024-11-28 04:13:04,200 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_init [2024-11-28 04:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_init [2024-11-28 04:13:04,200 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-28 04:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-28 04:13:04,200 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2024-11-28 04:13:04,200 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2024-11-28 04:13:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_init [2024-11-28 04:13:04,201 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_init [2024-11-28 04:13:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2024-11-28 04:13:04,201 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2024-11-28 04:13:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-28 04:13:04,201 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-28 04:13:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:13:04,201 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2024-11-28 04:13:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2024-11-28 04:13:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2024-11-28 04:13:04,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lmc_lock_of_lmc___softc [2024-11-28 04:13:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 04:13:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 04:13:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 04:13:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 04:13:04,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 04:13:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 04:13:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 04:13:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 04:13:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 04:13:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-28 04:13:04,206 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-28 04:13:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2024-11-28 04:13:04,206 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2024-11-28 04:13:04,206 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-28 04:13:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-28 04:13:04,207 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_speed [2024-11-28 04:13:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_speed [2024-11-28 04:13:04,207 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-28 04:13:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-28 04:13:04,207 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_crc_length [2024-11-28 04:13:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_crc_length [2024-11-28 04:13:04,207 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-28 04:13:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-28 04:13:04,207 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2024-11-28 04:13:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2024-11-28 04:13:04,207 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2024-11-28 04:13:04,207 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2024-11-28 04:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-28 04:13:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-28 04:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2024-11-28 04:13:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2024-11-28 04:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2024-11-28 04:13:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2024-11-28 04:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2024-11-28 04:13:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2024-11-28 04:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-28 04:13:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-28 04:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-28 04:13:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-28 04:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-28 04:13:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-28 04:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_link_status [2024-11-28 04:13:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_link_status [2024-11-28 04:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_watchdog [2024-11-28 04:13:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_watchdog [2024-11-28 04:13:04,208 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-28 04:13:04,208 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-28 04:13:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_watchdog [2024-11-28 04:13:04,209 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_watchdog [2024-11-28 04:13:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:13:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:13:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 04:13:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 04:13:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 04:13:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 04:13:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 04:13:04,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 04:13:04,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 04:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2024-11-28 04:13:04,213 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2024-11-28 04:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-28 04:13:04,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-28 04:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_link_status [2024-11-28 04:13:04,213 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_link_status [2024-11-28 04:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_init [2024-11-28 04:13:04,213 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_init [2024-11-28 04:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2024-11-28 04:13:04,213 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2024-11-28 04:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_default [2024-11-28 04:13:04,213 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_default [2024-11-28 04:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2024-11-28 04:13:04,213 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2024-11-28 04:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_crc_length [2024-11-28 04:13:04,213 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_crc_length [2024-11-28 04:13:04,213 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_clock [2024-11-28 04:13:04,213 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_clock [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-28 04:13:04,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set2_1 [2024-11-28 04:13:04,214 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set2_1 [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2024-11-28 04:13:04,214 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2024-11-28 04:13:04,214 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-28 04:13:04,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2024-11-28 04:13:04,214 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2024-11-28 04:13:04,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-28 04:13:04,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-28 04:13:04,215 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2024-11-28 04:13:04,215 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2024-11-28 04:13:05,746 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:13:05,750 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:13:06,306 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-28 04:13:08,189 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint switch_break: call #t~mem1377#1.base, #t~mem1377#1.offset := read~$Pointer$#1(~sc#1.base, 141 + ~sc#1.offset, 8); [2024-11-28 04:13:08,190 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L12895: SUMMARY for call lmc_trace(#t~mem1377#1.base, #t~mem1377#1.offset, 129, 0); srcloc: null [2024-11-28 04:13:08,190 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint L12895-1: havoc #t~mem1377#1.base, #t~mem1377#1.offset; [2024-11-28 04:13:21,967 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2024-11-28 04:13:24,001 INFO L? ?]: Removed 2478 outVars from TransFormulas that were not future-live. [2024-11-28 04:13:24,001 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:13:24,162 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:13:24,162 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 04:13:24,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:13:24 BoogieIcfgContainer [2024-11-28 04:13:24,163 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:13:24,166 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:13:24,168 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:13:24,176 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:13:24,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:12:54" (1/3) ... [2024-11-28 04:13:24,177 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fa0d2f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:13:24, skipping insertion in model container [2024-11-28 04:13:24,178 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:13:00" (2/3) ... [2024-11-28 04:13:24,178 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fa0d2f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:13:24, skipping insertion in model container [2024-11-28 04:13:24,178 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:13:24" (3/3) ... [2024-11-28 04:13:24,180 INFO L128 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i [2024-11-28 04:13:24,203 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:13:24,206 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-wan-lmc-lmc.cil.i that has 130 procedures, 3152 locations, 1 initial locations, 11 loop locations, and 1 error locations. [2024-11-28 04:13:24,404 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:13:24,424 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;@7869830f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:13:24,425 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:13:24,445 INFO L276 IsEmpty]: Start isEmpty. Operand has 3118 states, 2158 states have (on average 1.3373493975903614) internal successors, (2886), 2226 states have internal predecessors, (2886), 839 states have call successors, (839), 121 states have call predecessors, (839), 120 states have return successors, (832), 789 states have call predecessors, (832), 832 states have call successors, (832) [2024-11-28 04:13:24,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2024-11-28 04:13:24,538 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:13:24,541 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:13:24,541 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:13:24,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:13:24,549 INFO L85 PathProgramCache]: Analyzing trace with hash -1727491761, now seen corresponding path program 1 times [2024-11-28 04:13:24,559 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:13:24,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752924498] [2024-11-28 04:13:24,560 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:13:24,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:13:29,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:13:30,994 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2024-11-28 04:13:30,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:13:30,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752924498] [2024-11-28 04:13:30,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752924498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:13:30,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:13:30,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:13:30,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500219740] [2024-11-28 04:13:30,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:13:31,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:13:31,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:13:31,042 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:13:31,042 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:13:31,054 INFO L87 Difference]: Start difference. First operand has 3118 states, 2158 states have (on average 1.3373493975903614) internal successors, (2886), 2226 states have internal predecessors, (2886), 839 states have call successors, (839), 121 states have call predecessors, (839), 120 states have return successors, (832), 789 states have call predecessors, (832), 832 states have call successors, (832) Second operand has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-28 04:13:35,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:13:36,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:13:36,830 INFO L93 Difference]: Finished difference Result 9014 states and 13816 transitions. [2024-11-28 04:13:36,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:13:36,834 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 215 [2024-11-28 04:13:36,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:13:36,982 INFO L225 Difference]: With dead ends: 9014 [2024-11-28 04:13:36,982 INFO L226 Difference]: Without dead ends: 5863 [2024-11-28 04:13:37,058 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:13:37,062 INFO L435 NwaCegarLoop]: 4602 mSDtfsCounter, 4074 mSDsluCounter, 4427 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 19 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4074 SdHoareTripleChecker+Valid, 9029 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:13:37,067 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4074 Valid, 9029 Invalid, 96 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 76 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-28 04:13:37,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5863 states. [2024-11-28 04:13:37,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5863 to 5860. [2024-11-28 04:13:37,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5860 states, 4104 states have (on average 1.3160331384015596) internal successors, (5401), 4235 states have internal predecessors, (5401), 1526 states have call successors, (1526), 229 states have call predecessors, (1526), 229 states have return successors, (1526), 1440 states have call predecessors, (1526), 1526 states have call successors, (1526) [2024-11-28 04:13:37,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5860 states to 5860 states and 8453 transitions. [2024-11-28 04:13:37,914 INFO L78 Accepts]: Start accepts. Automaton has 5860 states and 8453 transitions. Word has length 215 [2024-11-28 04:13:37,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:13:37,920 INFO L471 AbstractCegarLoop]: Abstraction has 5860 states and 8453 transitions. [2024-11-28 04:13:37,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.666666666666668) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-28 04:13:37,921 INFO L276 IsEmpty]: Start isEmpty. Operand 5860 states and 8453 transitions. [2024-11-28 04:13:37,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 280 [2024-11-28 04:13:37,983 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:13:37,984 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:13:37,984 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 04:13:37,984 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:13:37,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:13:37,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1378309097, now seen corresponding path program 1 times [2024-11-28 04:13:37,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:13:37,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1083316569] [2024-11-28 04:13:37,986 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:13:37,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:13:41,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:13:42,555 INFO L134 CoverageAnalysis]: Checked inductivity of 999 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 999 trivial. 0 not checked. [2024-11-28 04:13:42,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:13:42,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1083316569] [2024-11-28 04:13:42,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1083316569] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:13:42,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:13:42,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:13:42,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [656639649] [2024-11-28 04:13:42,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:13:42,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:13:42,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:13:42,562 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:13:42,563 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:13:42,563 INFO L87 Difference]: Start difference. First operand 5860 states and 8453 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-28 04:13:46,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:13:47,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:13:47,808 INFO L93 Difference]: Finished difference Result 16485 states and 23765 transitions. [2024-11-28 04:13:47,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:13:47,809 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 279 [2024-11-28 04:13:47,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:13:47,972 INFO L225 Difference]: With dead ends: 16485 [2024-11-28 04:13:47,972 INFO L226 Difference]: Without dead ends: 10660 [2024-11-28 04:13:48,033 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:13:48,036 INFO L435 NwaCegarLoop]: 4488 mSDtfsCounter, 3645 mSDsluCounter, 4376 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 7 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3645 SdHoareTripleChecker+Valid, 8864 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:13:48,036 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3645 Valid, 8864 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 48 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-28 04:13:48,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10660 states. [2024-11-28 04:13:48,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10660 to 10647. [2024-11-28 04:13:48,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10647 states, 7474 states have (on average 1.3165640888413166) internal successors, (9840), 7720 states have internal predecessors, (9840), 2732 states have call successors, (2732), 440 states have call predecessors, (2732), 440 states have return successors, (2768), 2561 states have call predecessors, (2768), 2732 states have call successors, (2768) [2024-11-28 04:13:49,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10647 states to 10647 states and 15340 transitions. [2024-11-28 04:13:49,078 INFO L78 Accepts]: Start accepts. Automaton has 10647 states and 15340 transitions. Word has length 279 [2024-11-28 04:13:49,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:13:49,080 INFO L471 AbstractCegarLoop]: Abstraction has 10647 states and 15340 transitions. [2024-11-28 04:13:49,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-11-28 04:13:49,080 INFO L276 IsEmpty]: Start isEmpty. Operand 10647 states and 15340 transitions. [2024-11-28 04:13:49,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2024-11-28 04:13:49,116 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:13:49,116 INFO L218 NwaCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 5, 5, 5, 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] [2024-11-28 04:13:49,116 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:13:49,117 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:13:49,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:13:49,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1358729709, now seen corresponding path program 1 times [2024-11-28 04:13:49,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:13:49,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413424730] [2024-11-28 04:13:49,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:13:49,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:13:54,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:13:55,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1186 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1183 trivial. 0 not checked. [2024-11-28 04:13:55,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:13:55,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413424730] [2024-11-28 04:13:55,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413424730] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:13:55,609 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:13:55,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:13:55,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937761654] [2024-11-28 04:13:55,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:13:55,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:13:55,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:13:55,613 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:13:55,613 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:13:55,614 INFO L87 Difference]: Start difference. First operand 10647 states and 15340 transitions. Second operand has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2024-11-28 04:13:59,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:14:01,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:14:01,291 INFO L93 Difference]: Finished difference Result 26307 states and 37930 transitions. [2024-11-28 04:14:01,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:14:01,292 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 281 [2024-11-28 04:14:01,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:14:01,531 INFO L225 Difference]: With dead ends: 26307 [2024-11-28 04:14:01,531 INFO L226 Difference]: Without dead ends: 15695 [2024-11-28 04:14:01,607 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:14:01,609 INFO L435 NwaCegarLoop]: 8431 mSDtfsCounter, 4010 mSDsluCounter, 4353 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 15 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4010 SdHoareTripleChecker+Valid, 12784 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2024-11-28 04:14:01,609 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4010 Valid, 12784 Invalid, 86 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [15 Valid, 70 Invalid, 1 Unknown, 0 Unchecked, 4.9s Time] [2024-11-28 04:14:01,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15695 states. [2024-11-28 04:14:02,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15695 to 15691. [2024-11-28 04:14:02,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15691 states, 11031 states have (on average 1.3177409119753423) internal successors, (14536), 11397 states have internal predecessors, (14536), 4010 states have call successors, (4010), 649 states have call predecessors, (4010), 649 states have return successors, (4061), 3754 states have call predecessors, (4061), 4010 states have call successors, (4061) [2024-11-28 04:14:02,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15691 states to 15691 states and 22607 transitions. [2024-11-28 04:14:02,830 INFO L78 Accepts]: Start accepts. Automaton has 15691 states and 22607 transitions. Word has length 281 [2024-11-28 04:14:02,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:14:02,833 INFO L471 AbstractCegarLoop]: Abstraction has 15691 states and 22607 transitions. [2024-11-28 04:14:02,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.333333333333332) internal successors, (94), 3 states have internal predecessors, (94), 3 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2024-11-28 04:14:02,835 INFO L276 IsEmpty]: Start isEmpty. Operand 15691 states and 22607 transitions. [2024-11-28 04:14:02,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2024-11-28 04:14:02,878 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:14:02,879 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 5, 5, 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] [2024-11-28 04:14:02,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:14:02,880 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:14:02,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:14:02,881 INFO L85 PathProgramCache]: Analyzing trace with hash -2101646792, now seen corresponding path program 1 times [2024-11-28 04:14:02,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:14:02,882 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630796242] [2024-11-28 04:14:02,882 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:14:02,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:14:07,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:14:08,419 INFO L134 CoverageAnalysis]: Checked inductivity of 1029 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1029 trivial. 0 not checked. [2024-11-28 04:14:08,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:14:08,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630796242] [2024-11-28 04:14:08,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630796242] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:14:08,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:14:08,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:14:08,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663689430] [2024-11-28 04:14:08,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:14:08,422 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:14:08,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:14:08,423 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:14:08,423 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:14:08,423 INFO L87 Difference]: Start difference. First operand 15691 states and 22607 transitions. Second operand has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-28 04:14:12,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:14:14,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:14:14,569 INFO L93 Difference]: Finished difference Result 45509 states and 65538 transitions. [2024-11-28 04:14:14,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:14:14,570 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 305 [2024-11-28 04:14:14,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:14:14,829 INFO L225 Difference]: With dead ends: 45509 [2024-11-28 04:14:14,830 INFO L226 Difference]: Without dead ends: 29853 [2024-11-28 04:14:14,923 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:14:14,926 INFO L435 NwaCegarLoop]: 4517 mSDtfsCounter, 4005 mSDsluCounter, 4407 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4005 SdHoareTripleChecker+Valid, 8924 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-28 04:14:14,927 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4005 Valid, 8924 Invalid, 31 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-28 04:14:14,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29853 states. [2024-11-28 04:14:16,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29853 to 29839. [2024-11-28 04:14:16,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 29839 states, 20871 states have (on average 1.312586842987878) internal successors, (27395), 21591 states have internal predecessors, (27395), 7699 states have call successors, (7699), 1268 states have call predecessors, (7699), 1268 states have return successors, (7850), 7175 states have call predecessors, (7850), 7699 states have call successors, (7850) [2024-11-28 04:14:17,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29839 states to 29839 states and 42944 transitions. [2024-11-28 04:14:17,251 INFO L78 Accepts]: Start accepts. Automaton has 29839 states and 42944 transitions. Word has length 305 [2024-11-28 04:14:17,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:14:17,252 INFO L471 AbstractCegarLoop]: Abstraction has 29839 states and 42944 transitions. [2024-11-28 04:14:17,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 3 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2024-11-28 04:14:17,252 INFO L276 IsEmpty]: Start isEmpty. Operand 29839 states and 42944 transitions. [2024-11-28 04:14:17,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2024-11-28 04:14:17,298 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:14:17,299 INFO L218 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 12, 12, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:14:17,299 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:14:17,299 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:14:17,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:14:17,300 INFO L85 PathProgramCache]: Analyzing trace with hash -1183922541, now seen corresponding path program 1 times [2024-11-28 04:14:17,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:14:17,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055876542] [2024-11-28 04:14:17,301 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:14:17,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:14:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:14:22,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1206 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1206 trivial. 0 not checked. [2024-11-28 04:14:22,217 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:14:22,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055876542] [2024-11-28 04:14:22,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055876542] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:14:22,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:14:22,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:14:22,217 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235558354] [2024-11-28 04:14:22,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:14:22,219 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:14:22,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:14:22,221 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:14:22,221 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:14:22,221 INFO L87 Difference]: Start difference. First operand 29839 states and 42944 transitions. Second operand has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-28 04:14:26,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:14:28,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:14:28,882 INFO L93 Difference]: Finished difference Result 88025 states and 126661 transitions. [2024-11-28 04:14:28,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:14:28,883 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 402 [2024-11-28 04:14:28,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:14:30,204 INFO L225 Difference]: With dead ends: 88025 [2024-11-28 04:14:30,204 INFO L226 Difference]: Without dead ends: 58221 [2024-11-28 04:14:30,388 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:14:30,391 INFO L435 NwaCegarLoop]: 4956 mSDtfsCounter, 4309 mSDsluCounter, 4333 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4309 SdHoareTripleChecker+Valid, 9289 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:14:30,391 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4309 Valid, 9289 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 12 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2024-11-28 04:14:30,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58221 states. [2024-11-28 04:14:34,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58221 to 58151. [2024-11-28 04:14:34,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58151 states, 40681 states have (on average 1.313610776529584) internal successors, (53439), 42117 states have internal predecessors, (53439), 14969 states have call successors, (14969), 2500 states have call predecessors, (14969), 2500 states have return successors, (15266), 13913 states have call predecessors, (15266), 14969 states have call successors, (15266) [2024-11-28 04:14:35,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58151 states to 58151 states and 83674 transitions. [2024-11-28 04:14:35,270 INFO L78 Accepts]: Start accepts. Automaton has 58151 states and 83674 transitions. Word has length 402 [2024-11-28 04:14:35,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:14:35,274 INFO L471 AbstractCegarLoop]: Abstraction has 58151 states and 83674 transitions. [2024-11-28 04:14:35,275 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.666666666666664) internal successors, (155), 3 states have internal predecessors, (155), 3 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2024-11-28 04:14:35,275 INFO L276 IsEmpty]: Start isEmpty. Operand 58151 states and 83674 transitions. [2024-11-28 04:14:35,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2024-11-28 04:14:35,451 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:14:35,452 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:14:35,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 04:14:35,452 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:14:35,454 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:14:35,454 INFO L85 PathProgramCache]: Analyzing trace with hash -344578130, now seen corresponding path program 1 times [2024-11-28 04:14:35,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:14:35,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836342228] [2024-11-28 04:14:35,455 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:14:35,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:14:40,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:14:41,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1442 trivial. 0 not checked. [2024-11-28 04:14:41,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:14:41,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836342228] [2024-11-28 04:14:41,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836342228] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:14:41,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:14:41,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:14:41,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796080023] [2024-11-28 04:14:41,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:14:41,393 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:14:41,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:14:41,394 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:14:41,394 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:14:41,394 INFO L87 Difference]: Start difference. First operand 58151 states and 83674 transitions. Second operand has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 04:14:45,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:15:01,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:15:01,454 INFO L93 Difference]: Finished difference Result 116267 states and 168025 transitions. [2024-11-28 04:15:01,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:15:01,455 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 355 [2024-11-28 04:15:01,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:15:02,744 INFO L225 Difference]: With dead ends: 116267 [2024-11-28 04:15:02,748 INFO L226 Difference]: Without dead ends: 58151 [2024-11-28 04:15:03,511 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:15:03,513 INFO L435 NwaCegarLoop]: 4428 mSDtfsCounter, 4319 mSDsluCounter, 2807 mSDsCounter, 0 mSdLazyCounter, 1622 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4319 SdHoareTripleChecker+Valid, 7235 SdHoareTripleChecker+Invalid, 1624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1622 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:15:03,516 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4319 Valid, 7235 Invalid, 1624 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1622 Invalid, 1 Unknown, 0 Unchecked, 17.1s Time] [2024-11-28 04:15:03,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58151 states. [2024-11-28 04:15:07,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58151 to 58151. [2024-11-28 04:15:07,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58151 states, 40681 states have (on average 1.3130208205304688) internal successors, (53415), 42117 states have internal predecessors, (53415), 14969 states have call successors, (14969), 2500 states have call predecessors, (14969), 2500 states have return successors, (15266), 13913 states have call predecessors, (15266), 14969 states have call successors, (15266) [2024-11-28 04:15:08,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58151 states to 58151 states and 83650 transitions. [2024-11-28 04:15:08,632 INFO L78 Accepts]: Start accepts. Automaton has 58151 states and 83650 transitions. Word has length 355 [2024-11-28 04:15:08,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:15:08,633 INFO L471 AbstractCegarLoop]: Abstraction has 58151 states and 83650 transitions. [2024-11-28 04:15:08,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 26.5) internal successors, (106), 4 states have internal predecessors, (106), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 04:15:08,633 INFO L276 IsEmpty]: Start isEmpty. Operand 58151 states and 83650 transitions. [2024-11-28 04:15:09,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2024-11-28 04:15:09,103 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:15:09,103 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:15:09,103 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 04:15:09,104 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:15:09,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:15:09,115 INFO L85 PathProgramCache]: Analyzing trace with hash -1840285303, now seen corresponding path program 1 times [2024-11-28 04:15:09,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:15:09,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471480884] [2024-11-28 04:15:09,116 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:09,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:15:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:15:14,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1442 trivial. 0 not checked. [2024-11-28 04:15:14,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:15:14,032 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471480884] [2024-11-28 04:15:14,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471480884] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:15:14,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:15:14,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:15:14,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083449342] [2024-11-28 04:15:14,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:15:14,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:15:14,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:15:14,034 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:15:14,036 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:15:14,037 INFO L87 Difference]: Start difference. First operand 58151 states and 83650 transitions. Second operand has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 04:15:18,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:15:36,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:15:36,642 INFO L93 Difference]: Finished difference Result 116267 states and 167977 transitions. [2024-11-28 04:15:36,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:15:36,643 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 356 [2024-11-28 04:15:36,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:15:37,312 INFO L225 Difference]: With dead ends: 116267 [2024-11-28 04:15:37,312 INFO L226 Difference]: Without dead ends: 58151 [2024-11-28 04:15:37,677 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:15:37,679 INFO L435 NwaCegarLoop]: 4426 mSDtfsCounter, 5531 mSDsluCounter, 2805 mSDsCounter, 0 mSdLazyCounter, 1624 mSolverCounterSat, 3215 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5531 SdHoareTripleChecker+Valid, 7231 SdHoareTripleChecker+Invalid, 4840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3215 IncrementalHoareTripleChecker+Valid, 1624 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.6s IncrementalHoareTripleChecker+Time [2024-11-28 04:15:37,679 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5531 Valid, 7231 Invalid, 4840 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3215 Valid, 1624 Invalid, 1 Unknown, 0 Unchecked, 18.6s Time] [2024-11-28 04:15:37,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58151 states. [2024-11-28 04:15:40,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58151 to 58151. [2024-11-28 04:15:41,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58151 states, 40681 states have (on average 1.3124308645313536) internal successors, (53391), 42117 states have internal predecessors, (53391), 14969 states have call successors, (14969), 2500 states have call predecessors, (14969), 2500 states have return successors, (15266), 13913 states have call predecessors, (15266), 14969 states have call successors, (15266) [2024-11-28 04:15:41,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58151 states to 58151 states and 83626 transitions. [2024-11-28 04:15:41,454 INFO L78 Accepts]: Start accepts. Automaton has 58151 states and 83626 transitions. Word has length 356 [2024-11-28 04:15:41,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:15:41,456 INFO L471 AbstractCegarLoop]: Abstraction has 58151 states and 83626 transitions. [2024-11-28 04:15:41,456 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.4) internal successors, (107), 5 states have internal predecessors, (107), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 04:15:41,456 INFO L276 IsEmpty]: Start isEmpty. Operand 58151 states and 83626 transitions. [2024-11-28 04:15:41,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2024-11-28 04:15:41,795 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:15:41,796 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-28 04:15:41,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 04:15:41,796 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:15:41,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:15:41,797 INFO L85 PathProgramCache]: Analyzing trace with hash -848050806, now seen corresponding path program 1 times [2024-11-28 04:15:41,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:15:41,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106650164] [2024-11-28 04:15:41,797 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:15:41,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:15:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:15:46,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1442 trivial. 0 not checked. [2024-11-28 04:15:46,913 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:15:46,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106650164] [2024-11-28 04:15:46,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106650164] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:15:46,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:15:46,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 04:15:46,916 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117678264] [2024-11-28 04:15:46,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:15:46,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 04:15:46,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:15:46,917 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 04:15:46,917 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-28 04:15:46,918 INFO L87 Difference]: Start difference. First operand 58151 states and 83626 transitions. Second operand has 5 states, 5 states have (on average 21.6) internal successors, (108), 5 states have internal predecessors, (108), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 04:15:50,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-28 04:16:09,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:16:09,143 INFO L93 Difference]: Finished difference Result 116267 states and 167929 transitions. [2024-11-28 04:16:09,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:16:09,143 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 5 states have internal predecessors, (108), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 357 [2024-11-28 04:16:09,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:16:09,541 INFO L225 Difference]: With dead ends: 116267 [2024-11-28 04:16:09,541 INFO L226 Difference]: Without dead ends: 58151 [2024-11-28 04:16:10,003 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-28 04:16:10,004 INFO L435 NwaCegarLoop]: 4425 mSDtfsCounter, 5528 mSDsluCounter, 2804 mSDsCounter, 0 mSdLazyCounter, 1624 mSolverCounterSat, 3215 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5528 SdHoareTripleChecker+Valid, 7229 SdHoareTripleChecker+Invalid, 4840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3215 IncrementalHoareTripleChecker+Valid, 1624 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.8s IncrementalHoareTripleChecker+Time [2024-11-28 04:16:10,004 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5528 Valid, 7229 Invalid, 4840 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3215 Valid, 1624 Invalid, 1 Unknown, 0 Unchecked, 18.8s Time] [2024-11-28 04:16:10,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58151 states. [2024-11-28 04:16:13,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58151 to 58151. [2024-11-28 04:16:13,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58151 states, 40681 states have (on average 1.3118409085322387) internal successors, (53367), 42117 states have internal predecessors, (53367), 14969 states have call successors, (14969), 2500 states have call predecessors, (14969), 2500 states have return successors, (15266), 13913 states have call predecessors, (15266), 14969 states have call successors, (15266) [2024-11-28 04:16:13,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58151 states to 58151 states and 83602 transitions. [2024-11-28 04:16:13,782 INFO L78 Accepts]: Start accepts. Automaton has 58151 states and 83602 transitions. Word has length 357 [2024-11-28 04:16:13,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:16:13,783 INFO L471 AbstractCegarLoop]: Abstraction has 58151 states and 83602 transitions. [2024-11-28 04:16:13,783 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 21.6) internal successors, (108), 5 states have internal predecessors, (108), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-28 04:16:13,783 INFO L276 IsEmpty]: Start isEmpty. Operand 58151 states and 83602 transitions. [2024-11-28 04:16:13,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2024-11-28 04:16:13,832 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:16:13,832 INFO L218 NwaCegarLoop]: trace histogram [21, 21, 15, 15, 15, 15, 15, 15, 9, 9, 9, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:16:13,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 04:16:13,832 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:16:13,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:16:13,833 INFO L85 PathProgramCache]: Analyzing trace with hash -39035867, now seen corresponding path program 1 times [2024-11-28 04:16:13,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:16:13,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162560843] [2024-11-28 04:16:13,833 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:16:13,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:16:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat