./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd --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 8afd520e35bf94161b4703cf7a8c62b5d2ce1a52da561febbd6a8e48d6e9139e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:45:13,472 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:45:13,597 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-13 13:45:13,605 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:45:13,605 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:45:13,646 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:45:13,650 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:45:13,650 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:45:13,651 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 13:45:13,651 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 13:45:13,651 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 13:45:13,651 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 13:45:13,652 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:45:13,652 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:45:13,652 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:45:13,652 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:45:13,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 13:45:13,652 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 13:45:13,653 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:45:13,653 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 13:45:13,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 13:45:13,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 13:45:13,653 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:45:13,653 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:45:13,653 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:45:13,653 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:45:13,656 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:45:13,656 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 13:45:13,657 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 13:45:13,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:45:13,657 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:45:13,657 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 13:45:13,657 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 13:45:13,658 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 13:45:13,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 13:45:13,658 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 13:45:13,658 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 13:45:13,658 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 13:45:13,659 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 13:45:13,659 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_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd 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 -> 8afd520e35bf94161b4703cf7a8c62b5d2ce1a52da561febbd6a8e48d6e9139e [2024-11-13 13:45:14,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:45:14,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:45:14,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:45:14,072 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:45:14,073 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:45:14,075 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i Unable to find full path for "g++" [2024-11-13 13:45:16,223 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:45:17,041 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:45:17,043 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i [2024-11-13 13:45:17,100 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/data/abc62bb48/3b8501d3688c4f6c87648a207aeabcb5/FLAG3c7c41925 [2024-11-13 13:45:17,309 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/data/abc62bb48/3b8501d3688c4f6c87648a207aeabcb5 [2024-11-13 13:45:17,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:45:17,314 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:45:17,316 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:45:17,316 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:45:17,321 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:45:17,322 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:45:17" (1/1) ... [2024-11-13 13:45:17,323 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40c30339 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:17, skipping insertion in model container [2024-11-13 13:45:17,323 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:45:17" (1/1) ... [2024-11-13 13:45:17,452 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:45:20,008 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_6f7cdde3-e949-4c0f-a2f1-526b29588caf/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i[276778,276791] [2024-11-13 13:45:20,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:45:20,284 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:45:20,452 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [5752-5753] [2024-11-13 13:45:20,454 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [5760] [2024-11-13 13:45:20,455 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [5781] [2024-11-13 13:45:20,456 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5784] [2024-11-13 13:45:20,456 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5787] [2024-11-13 13:45:20,456 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [5790] [2024-11-13 13:45:20,517 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/zakharov_benchmarks/bench/cpa/work/current--X--drivers/media/firewire/firedtv.ko--X--x1linux-3.8-rc1--X--32_7a--X--cpachecker/linux-3.8-rc1/csd_deg_dscv/17/dscv_tempdir/dscv/ri/32_7a/drivers/media/firewire/firedtv-avc.c.prepared"), "i" (659), "i" (12UL)); [6630-6631] [2024-11-13 13:45:20,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [8238] [2024-11-13 13:45:20,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr)); [8245] [2024-11-13 13:45:20,773 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9121] [2024-11-13 13:45:20,790 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9352] [2024-11-13 13:45:20,808 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"); [9748] [2024-11-13 13:45:20,826 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_6f7cdde3-e949-4c0f-a2f1-526b29588caf/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i[276778,276791] [2024-11-13 13:45:20,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:45:21,020 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:45:21,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:21 WrapperNode [2024-11-13 13:45:21,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:45:21,025 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:45:21,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:45:21,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:45:21,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:21" (1/1) ... [2024-11-13 13:45:21,166 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:21" (1/1) ... [2024-11-13 13:45:21,483 INFO L138 Inliner]: procedures = 341, calls = 1954, calls flagged for inlining = 159, calls inlined = 155, statements flattened = 5694 [2024-11-13 13:45:21,483 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:45:21,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:45:21,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:45:21,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:45:21,498 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:21" (1/1) ... [2024-11-13 13:45:21,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:21" (1/1) ... [2024-11-13 13:45:21,556 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:21" (1/1) ... [2024-11-13 13:45:22,816 INFO L175 MemorySlicer]: Split 1171 memory accesses to 25 slices as follows [17, 3, 26, 3, 1, 55, 8, 834, 2, 40, 1, 10, 42, 24, 4, 2, 6, 4, 2, 8, 16, 19, 37, 1, 6]. 71 percent of accesses are in the largest equivalence class. The 131 initializations are split as follows [0, 0, 0, 0, 0, 0, 8, 10, 2, 40, 0, 10, 0, 24, 4, 0, 4, 0, 2, 5, 16, 0, 0, 0, 6]. The 677 writes are split as follows [16, 1, 26, 1, 0, 54, 0, 493, 0, 0, 0, 0, 27, 0, 0, 1, 0, 4, 0, 0, 0, 19, 35, 0, 0]. [2024-11-13 13:45:22,820 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:21" (1/1) ... [2024-11-13 13:45:22,820 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:21" (1/1) ... [2024-11-13 13:45:22,994 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:21" (1/1) ... [2024-11-13 13:45:23,037 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:21" (1/1) ... [2024-11-13 13:45:23,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:21" (1/1) ... [2024-11-13 13:45:23,142 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:21" (1/1) ... [2024-11-13 13:45:23,224 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:45:23,228 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:45:23,228 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:45:23,229 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:45:23,230 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:21" (1/1) ... [2024-11-13 13:45:23,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:45:23,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:45:23,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 13:45:23,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 13:45:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure queue_iso [2024-11-13 13:45:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_iso [2024-11-13 13:45:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-13 13:45:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-13 13:45:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_channel [2024-11-13 13:45:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_channel [2024-11-13 13:45:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_dvb_register [2024-11-13 13:45:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_dvb_register [2024-11-13 13:45:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure cmp_establish_pp_connection [2024-11-13 13:45:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure cmp_establish_pp_connection [2024-11-13 13:45:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-13 13:45:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-13 13:45:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure node_req [2024-11-13 13:45:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure node_req [2024-11-13 13:45:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-13 13:45:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-13 13:45:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-13 13:45:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-13 13:45:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-13 13:45:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-13 13:45:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-13 13:45:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-13 13:45:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-13 13:45:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-13 13:45:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-13 13:45:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-13 13:45:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-13 13:45:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#20 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#21 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#22 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#23 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#24 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-13 13:45:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-13 13:45:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-13 13:45:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-11-13 13:45:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-11-13 13:45:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-11-13 13:45:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-11-13 13:45:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-11-13 13:45:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure cmp_lock [2024-11-13 13:45:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure cmp_lock [2024-11-13 13:45:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2024-11-13 13:45:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2024-11-13 13:45:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2024-11-13 13:45:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2024-11-13 13:45:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-13 13:45:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-13 13:45:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure cmp_read [2024-11-13 13:45:23,327 INFO L138 BoogieDeclarations]: Found implementation of procedure cmp_read [2024-11-13 13:45:23,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_demux_mutex_of_firedtv [2024-11-13 13:45:23,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_demux_mutex_of_firedtv [2024-11-13 13:45:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-13 13:45:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-13 13:45:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-13 13:45:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-13 13:45:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure pad_operands [2024-11-13 13:45:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure pad_operands [2024-11-13 13:45:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure avc_tuner_set_pids [2024-11-13 13:45:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_tuner_set_pids [2024-11-13 13:45:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_io_poll [2024-11-13 13:45:23,332 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_io_poll [2024-11-13 13:45:23,332 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2024-11-13 13:45:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2024-11-13 13:45:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_generic_release [2024-11-13 13:45:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_generic_release [2024-11-13 13:45:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure clear_operands [2024-11-13 13:45:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_operands [2024-11-13 13:45:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-13 13:45:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-13 13:45:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_generic_open [2024-11-13 13:45:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_generic_open [2024-11-13 13:45:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 13:45:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2024-11-13 13:45:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2024-11-13 13:45:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure avc_write [2024-11-13 13:45:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_write [2024-11-13 13:45:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure get_opcr [2024-11-13 13:45:23,333 INFO L138 BoogieDeclarations]: Found implementation of procedure get_opcr [2024-11-13 13:45:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-13 13:45:23,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-13 13:45:23,334 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-13 13:45:23,335 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-13 13:45:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-11-13 13:45:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-11-13 13:45:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-11-13 13:45:23,338 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-11-13 13:45:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-11-13 13:45:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2024-11-13 13:45:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2024-11-13 13:45:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure collect_channels [2024-11-13 13:45:23,339 INFO L138 BoogieDeclarations]: Found implementation of procedure collect_channels [2024-11-13 13:45:23,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 13:45:23,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-13 13:45:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-13 13:45:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-13 13:45:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-13 13:45:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-13 13:45:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-13 13:45:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-13 13:45:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-13 13:45:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-13 13:45:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-13 13:45:23,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure fw_iso_context_destroy [2024-11-13 13:45:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_iso_context_destroy [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_unregister_rc [2024-11-13 13:45:23,342 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_unregister_rc [2024-11-13 13:45:23,342 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-13 13:45:23,343 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-13 13:45:23,345 INFO L130 BoogieDeclarations]: Found specification of procedure avc_tuner_status [2024-11-13 13:45:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_tuner_status [2024-11-13 13:45:23,345 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-13 13:45:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-13 13:45:23,345 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-13 13:45:23,345 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-13 13:45:23,345 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-13 13:45:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-13 13:45:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-13 13:45:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-13 13:45:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-13 13:45:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-13 13:45:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2024-11-13 13:45:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2024-11-13 13:45:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_avc_mutex_of_firedtv [2024-11-13 13:45:23,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_avc_mutex_of_firedtv [2024-11-13 13:45:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-13 13:45:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-13 13:45:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-13 13:45:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-13 13:45:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-13 13:45:23,346 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#20 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#21 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#22 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#23 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#24 [2024-11-13 13:45:23,347 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-13 13:45:23,348 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure node_remove [2024-11-13 13:45:23,348 INFO L138 BoogieDeclarations]: Found implementation of procedure node_remove [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-13 13:45:23,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-13 13:45:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-13 13:45:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-13 13:45:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-13 13:45:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-13 13:45:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#20 [2024-11-13 13:45:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#21 [2024-11-13 13:45:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#22 [2024-11-13 13:45:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#23 [2024-11-13 13:45:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#24 [2024-11-13 13:45:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-13 13:45:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-13 13:45:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_dvb_unregister [2024-11-13 13:45:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_dvb_unregister [2024-11-13 13:45:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure add_pid_filter [2024-11-13 13:45:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure add_pid_filter [2024-11-13 13:45:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2024-11-13 13:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure is_register_rc [2024-11-13 13:45:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure is_register_rc [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure dealloc_channel [2024-11-13 13:45:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure dealloc_channel [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-13 13:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-13 13:45:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-13 13:45:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-13 13:45:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#16 [2024-11-13 13:45:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#17 [2024-11-13 13:45:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#18 [2024-11-13 13:45:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#19 [2024-11-13 13:45:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#20 [2024-11-13 13:45:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#21 [2024-11-13 13:45:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#22 [2024-11-13 13:45:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#23 [2024-11-13 13:45:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#24 [2024-11-13 13:45:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-13 13:45:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-13 13:45:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-13 13:45:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-13 13:45:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-13 13:45:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-13 13:45:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-13 13:45:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-13 13:45:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-13 13:45:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-13 13:45:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#16 [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#17 [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#18 [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#19 [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#20 [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#21 [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#22 [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#23 [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#24 [2024-11-13 13:45:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-13 13:45:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2024-11-13 13:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2024-11-13 13:45:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-13 13:45:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-13 13:45:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-13 13:45:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-13 13:45:23,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_avc_mutex_of_firedtv [2024-11-13 13:45:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_avc_mutex_of_firedtv [2024-11-13 13:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure debug_fcp [2024-11-13 13:45:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_fcp [2024-11-13 13:45:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2024-11-13 13:45:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2024-11-13 13:45:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-13 13:45:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-13 13:45:23,368 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-13 13:45:23,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-13 13:45:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_release [2024-11-13 13:45:23,369 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_release [2024-11-13 13:45:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 13:45:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:45:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-13 13:45:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-13 13:45:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-13 13:45:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-13 13:45:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-13 13:45:23,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-11-13 13:45:23,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-11-13 13:45:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-11-13 13:45:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-11-13 13:45:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-11-13 13:45:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure set_opcr [2024-11-13 13:45:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure set_opcr [2024-11-13 13:45:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-13 13:45:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-13 13:45:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-13 13:45:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-13 13:45:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure fw_iso_buffer_destroy [2024-11-13 13:45:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_iso_buffer_destroy [2024-11-13 13:45:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure node_probe [2024-11-13 13:45:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure node_probe [2024-11-13 13:45:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure get_ca_object_pos [2024-11-13 13:45:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ca_object_pos [2024-11-13 13:45:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure node_update [2024-11-13 13:45:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure node_update [2024-11-13 13:45:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure avc_register_remote_control [2024-11-13 13:45:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_register_remote_control [2024-11-13 13:45:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2024-11-13 13:45:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2024-11-13 13:45:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-13 13:45:23,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-13 13:45:23,371 INFO L130 BoogieDeclarations]: Found specification of procedure device_of [2024-11-13 13:45:23,375 INFO L138 BoogieDeclarations]: Found implementation of procedure device_of [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_demux_mutex_of_firedtv [2024-11-13 13:45:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_demux_mutex_of_firedtv [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure fw_core_remove_address_handler [2024-11-13 13:45:23,376 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_core_remove_address_handler [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-13 13:45:23,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-13 13:45:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-13 13:45:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-13 13:45:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-13 13:45:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2024-11-13 13:45:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2024-11-13 13:45:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2024-11-13 13:45:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2024-11-13 13:45:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2024-11-13 13:45:23,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:45:23,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:45:25,015 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:45:25,023 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:45:48,569 INFO L? ?]: Removed 2576 outVars from TransFormulas that were not future-live. [2024-11-13 13:45:48,569 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:45:48,615 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:45:48,615 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 13:45:48,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:45:48 BoogieIcfgContainer [2024-11-13 13:45:48,616 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:45:48,619 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 13:45:48,619 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 13:45:48,625 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 13:45:48,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:45:17" (1/3) ... [2024-11-13 13:45:48,626 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@160c4fd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:45:48, skipping insertion in model container [2024-11-13 13:45:48,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:21" (2/3) ... [2024-11-13 13:45:48,626 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@160c4fd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:45:48, skipping insertion in model container [2024-11-13 13:45:48,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:45:48" (3/3) ... [2024-11-13 13:45:48,628 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i [2024-11-13 13:45:48,646 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 13:45:48,649 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i that has 93 procedures, 1746 locations, 1 initial locations, 52 loop locations, and 1 error locations. [2024-11-13 13:45:48,863 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 13:45:48,876 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;@7982e31f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 13:45:48,876 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 13:45:48,886 INFO L276 IsEmpty]: Start isEmpty. Operand has 1626 states, 1277 states have (on average 1.4017227877838685) internal successors, (1790), 1303 states have internal predecessors, (1790), 279 states have call successors, (279), 68 states have call predecessors, (279), 68 states have return successors, (279), 279 states have call predecessors, (279), 279 states have call successors, (279) [2024-11-13 13:45:48,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 13:45:48,899 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:45:48,900 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:45:48,900 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:45:48,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:45:48,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1354807224, now seen corresponding path program 1 times [2024-11-13 13:45:48,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:45:48,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639045781] [2024-11-13 13:45:48,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:45:48,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:45:55,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:45:55,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:45:55,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:45:55,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639045781] [2024-11-13 13:45:55,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639045781] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:45:55,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:45:55,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 13:45:55,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696794080] [2024-11-13 13:45:55,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:45:55,762 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:45:55,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:45:55,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:45:55,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:45:55,798 INFO L87 Difference]: Start difference. First operand has 1626 states, 1277 states have (on average 1.4017227877838685) internal successors, (1790), 1303 states have internal predecessors, (1790), 279 states have call successors, (279), 68 states have call predecessors, (279), 68 states have return successors, (279), 279 states have call predecessors, (279), 279 states have call successors, (279) Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:45:56,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:45:56,363 INFO L93 Difference]: Finished difference Result 4650 states and 6823 transitions. [2024-11-13 13:45:56,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:45:56,367 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2024-11-13 13:45:56,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:45:56,477 INFO L225 Difference]: With dead ends: 4650 [2024-11-13 13:45:56,480 INFO L226 Difference]: Without dead ends: 3017 [2024-11-13 13:45:56,501 INFO L431 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 [2024-11-13 13:45:56,504 INFO L432 NwaCegarLoop]: 2493 mSDtfsCounter, 1975 mSDsluCounter, 2300 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1975 SdHoareTripleChecker+Valid, 4793 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 13:45:56,505 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1975 Valid, 4793 Invalid, 8 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 13:45:56,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3017 states. [2024-11-13 13:45:56,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3017 to 2999. [2024-11-13 13:45:56,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2999 states, 2370 states have (on average 1.3827004219409282) internal successors, (3277), 2411 states have internal predecessors, (3277), 494 states have call successors, (494), 135 states have call predecessors, (494), 134 states have return successors, (485), 484 states have call predecessors, (485), 485 states have call successors, (485) [2024-11-13 13:45:56,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2999 states to 2999 states and 4256 transitions. [2024-11-13 13:45:56,819 INFO L78 Accepts]: Start accepts. Automaton has 2999 states and 4256 transitions. Word has length 17 [2024-11-13 13:45:56,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:45:56,821 INFO L471 AbstractCegarLoop]: Abstraction has 2999 states and 4256 transitions. [2024-11-13 13:45:56,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:45:56,822 INFO L276 IsEmpty]: Start isEmpty. Operand 2999 states and 4256 transitions. [2024-11-13 13:45:56,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 13:45:56,826 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:45:56,826 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:45:56,827 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 13:45:56,827 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:45:56,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:45:56,828 INFO L85 PathProgramCache]: Analyzing trace with hash 21502151, now seen corresponding path program 1 times [2024-11-13 13:45:56,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:45:56,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958073303] [2024-11-13 13:45:56,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:45:56,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:46:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:46:01,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:46:01,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:46:01,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958073303] [2024-11-13 13:46:01,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958073303] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:46:01,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:46:01,922 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 13:46:01,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330177104] [2024-11-13 13:46:01,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:46:01,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:46:01,925 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:46:01,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:46:01,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:46:01,926 INFO L87 Difference]: Start difference. First operand 2999 states and 4256 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:46:06,004 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 [] [2024-11-13 13:46:06,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:46:06,700 INFO L93 Difference]: Finished difference Result 3231 states and 4574 transitions. [2024-11-13 13:46:06,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:46:06,701 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2024-11-13 13:46:06,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:46:06,730 INFO L225 Difference]: With dead ends: 3231 [2024-11-13 13:46:06,731 INFO L226 Difference]: Without dead ends: 3227 [2024-11-13 13:46:06,733 INFO L431 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 [2024-11-13 13:46:06,735 INFO L432 NwaCegarLoop]: 2304 mSDtfsCounter, 1467 mSDsluCounter, 975 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1467 SdHoareTripleChecker+Valid, 3279 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2024-11-13 13:46:06,735 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1467 Valid, 3279 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 1 Unknown, 0 Unchecked, 4.6s Time] [2024-11-13 13:46:06,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3227 states. [2024-11-13 13:46:06,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3227 to 3225. [2024-11-13 13:46:06,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3225 states, 2574 states have (on average 1.39005439005439) internal successors, (3578), 2615 states have internal predecessors, (3578), 498 states have call successors, (498), 153 states have call predecessors, (498), 152 states have return successors, (491), 490 states have call predecessors, (491), 491 states have call successors, (491) [2024-11-13 13:46:06,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3225 states to 3225 states and 4567 transitions. [2024-11-13 13:46:06,953 INFO L78 Accepts]: Start accepts. Automaton has 3225 states and 4567 transitions. Word has length 19 [2024-11-13 13:46:06,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:46:06,953 INFO L471 AbstractCegarLoop]: Abstraction has 3225 states and 4567 transitions. [2024-11-13 13:46:06,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:46:06,953 INFO L276 IsEmpty]: Start isEmpty. Operand 3225 states and 4567 transitions. [2024-11-13 13:46:06,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 13:46:06,956 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:46:06,956 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:46:06,956 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 13:46:06,956 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:46:06,957 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:46:06,957 INFO L85 PathProgramCache]: Analyzing trace with hash 666089192, now seen corresponding path program 1 times [2024-11-13 13:46:06,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:46:06,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1574942060] [2024-11-13 13:46:06,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:46:06,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:46:11,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:46:12,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:46:12,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:46:12,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1574942060] [2024-11-13 13:46:12,092 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1574942060] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:46:12,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:46:12,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 13:46:12,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313903419] [2024-11-13 13:46:12,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:46:12,093 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:46:12,093 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:46:12,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:46:12,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:46:12,094 INFO L87 Difference]: Start difference. First operand 3225 states and 4567 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:46:16,170 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 [] [2024-11-13 13:46:16,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:46:16,704 INFO L93 Difference]: Finished difference Result 3227 states and 4568 transitions. [2024-11-13 13:46:16,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:46:16,705 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-13 13:46:16,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:46:16,725 INFO L225 Difference]: With dead ends: 3227 [2024-11-13 13:46:16,725 INFO L226 Difference]: Without dead ends: 3224 [2024-11-13 13:46:16,730 INFO L431 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 [2024-11-13 13:46:16,731 INFO L432 NwaCegarLoop]: 2296 mSDtfsCounter, 2280 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2280 SdHoareTripleChecker+Valid, 2296 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-13 13:46:16,731 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2280 Valid, 2296 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-13 13:46:16,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3224 states. [2024-11-13 13:46:16,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3224 to 3224. [2024-11-13 13:46:16,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3224 states, 2574 states have (on average 1.3896658896658898) internal successors, (3577), 2614 states have internal predecessors, (3577), 497 states have call successors, (497), 153 states have call predecessors, (497), 152 states have return successors, (491), 490 states have call predecessors, (491), 491 states have call successors, (491) [2024-11-13 13:46:16,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 3224 states and 4565 transitions. [2024-11-13 13:46:16,933 INFO L78 Accepts]: Start accepts. Automaton has 3224 states and 4565 transitions. Word has length 20 [2024-11-13 13:46:16,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:46:16,933 INFO L471 AbstractCegarLoop]: Abstraction has 3224 states and 4565 transitions. [2024-11-13 13:46:16,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:46:16,934 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 4565 transitions. [2024-11-13 13:46:16,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 13:46:16,939 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:46:16,939 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:46:16,939 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 13:46:16,939 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:46:16,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:46:16,940 INFO L85 PathProgramCache]: Analyzing trace with hash -826544150, now seen corresponding path program 1 times [2024-11-13 13:46:16,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:46:16,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686443186] [2024-11-13 13:46:16,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:46:16,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:46:21,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:46:21,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:46:21,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:46:21,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686443186] [2024-11-13 13:46:21,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686443186] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:46:21,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:46:21,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 13:46:21,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923008103] [2024-11-13 13:46:21,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:46:21,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:46:21,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:46:21,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:46:21,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:46:21,484 INFO L87 Difference]: Start difference. First operand 3224 states and 4565 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:46:25,559 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 [] [2024-11-13 13:46:26,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:46:26,553 INFO L93 Difference]: Finished difference Result 9642 states and 13732 transitions. [2024-11-13 13:46:26,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:46:26,553 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-13 13:46:26,554 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:46:26,598 INFO L225 Difference]: With dead ends: 9642 [2024-11-13 13:46:26,598 INFO L226 Difference]: Without dead ends: 6421 [2024-11-13 13:46:26,612 INFO L431 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 [2024-11-13 13:46:26,614 INFO L432 NwaCegarLoop]: 2485 mSDtfsCounter, 2282 mSDsluCounter, 2273 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2282 SdHoareTripleChecker+Valid, 4758 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-13 13:46:26,614 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2282 Valid, 4758 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-13 13:46:26,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6421 states. [2024-11-13 13:46:26,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6421 to 6407. [2024-11-13 13:46:26,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6407 states, 5122 states have (on average 1.390081999219055) internal successors, (7120), 5203 states have internal predecessors, (7120), 982 states have call successors, (982), 304 states have call predecessors, (982), 302 states have return successors, (1014), 967 states have call predecessors, (1014), 974 states have call successors, (1014) [2024-11-13 13:46:26,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6407 states to 6407 states and 9116 transitions. [2024-11-13 13:46:26,991 INFO L78 Accepts]: Start accepts. Automaton has 6407 states and 9116 transitions. Word has length 21 [2024-11-13 13:46:26,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:46:26,992 INFO L471 AbstractCegarLoop]: Abstraction has 6407 states and 9116 transitions. [2024-11-13 13:46:26,992 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:46:26,992 INFO L276 IsEmpty]: Start isEmpty. Operand 6407 states and 9116 transitions. [2024-11-13 13:46:26,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 13:46:26,994 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:46:26,994 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:46:26,994 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 13:46:26,995 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:46:26,995 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:46:26,995 INFO L85 PathProgramCache]: Analyzing trace with hash 146467371, now seen corresponding path program 1 times [2024-11-13 13:46:26,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:46:26,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196166298] [2024-11-13 13:46:26,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:46:26,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:46:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:46:31,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:46:31,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:46:31,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [196166298] [2024-11-13 13:46:31,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [196166298] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:46:31,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:46:31,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 13:46:31,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785746502] [2024-11-13 13:46:31,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:46:31,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:46:31,974 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:46:31,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:46:31,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:46:31,974 INFO L87 Difference]: Start difference. First operand 6407 states and 9116 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:46:36,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:46:36,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:46:36,706 INFO L93 Difference]: Finished difference Result 6409 states and 9117 transitions. [2024-11-13 13:46:36,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:46:36,706 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2024-11-13 13:46:36,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:46:36,748 INFO L225 Difference]: With dead ends: 6409 [2024-11-13 13:46:36,749 INFO L226 Difference]: Without dead ends: 6406 [2024-11-13 13:46:36,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:46:36,755 INFO L432 NwaCegarLoop]: 2294 mSDtfsCounter, 2276 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2276 SdHoareTripleChecker+Valid, 2294 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2024-11-13 13:46:36,755 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2276 Valid, 2294 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.5s Time] [2024-11-13 13:46:36,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6406 states. [2024-11-13 13:46:37,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6406 to 6406. [2024-11-13 13:46:37,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6406 states, 5122 states have (on average 1.3898867629832097) internal successors, (7119), 5202 states have internal predecessors, (7119), 981 states have call successors, (981), 304 states have call predecessors, (981), 302 states have return successors, (1014), 967 states have call predecessors, (1014), 974 states have call successors, (1014) [2024-11-13 13:46:37,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6406 states to 6406 states and 9114 transitions. [2024-11-13 13:46:37,258 INFO L78 Accepts]: Start accepts. Automaton has 6406 states and 9114 transitions. Word has length 22 [2024-11-13 13:46:37,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:46:37,259 INFO L471 AbstractCegarLoop]: Abstraction has 6406 states and 9114 transitions. [2024-11-13 13:46:37,259 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:46:37,259 INFO L276 IsEmpty]: Start isEmpty. Operand 6406 states and 9114 transitions. [2024-11-13 13:46:37,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 13:46:37,260 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:46:37,260 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:46:37,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 13:46:37,261 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:46:37,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:46:37,261 INFO L85 PathProgramCache]: Analyzing trace with hash 245058317, now seen corresponding path program 1 times [2024-11-13 13:46:37,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:46:37,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22356564] [2024-11-13 13:46:37,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:46:37,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:46:41,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:46:41,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:46:41,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:46:41,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22356564] [2024-11-13 13:46:41,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22356564] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:46:41,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:46:41,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 13:46:41,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720574335] [2024-11-13 13:46:41,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:46:41,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:46:41,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:46:41,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:46:41,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:46:41,961 INFO L87 Difference]: Start difference. First operand 6406 states and 9114 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:46:46,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:46:46,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:46:46,267 INFO L93 Difference]: Finished difference Result 6408 states and 9115 transitions. [2024-11-13 13:46:46,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:46:46,779 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2024-11-13 13:46:46,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:46:46,838 INFO L225 Difference]: With dead ends: 6408 [2024-11-13 13:46:46,838 INFO L226 Difference]: Without dead ends: 6394 [2024-11-13 13:46:46,844 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:46:46,845 INFO L432 NwaCegarLoop]: 2293 mSDtfsCounter, 2273 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2273 SdHoareTripleChecker+Valid, 2293 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-13 13:46:46,846 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2273 Valid, 2293 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-13 13:46:46,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6394 states. [2024-11-13 13:46:47,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6394 to 6394. [2024-11-13 13:46:47,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6394 states, 5113 states have (on average 1.3895951496186192) internal successors, (7105), 5191 states have internal predecessors, (7105), 978 states have call successors, (978), 304 states have call predecessors, (978), 302 states have return successors, (1012), 966 states have call predecessors, (1012), 972 states have call successors, (1012) [2024-11-13 13:46:47,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6394 states to 6394 states and 9095 transitions. [2024-11-13 13:46:47,234 INFO L78 Accepts]: Start accepts. Automaton has 6394 states and 9095 transitions. Word has length 23 [2024-11-13 13:46:47,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:46:47,235 INFO L471 AbstractCegarLoop]: Abstraction has 6394 states and 9095 transitions. [2024-11-13 13:46:47,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:46:47,237 INFO L276 IsEmpty]: Start isEmpty. Operand 6394 states and 9095 transitions. [2024-11-13 13:46:47,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-13 13:46:47,242 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:46:47,242 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-13 13:46:47,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 13:46:47,242 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:46:47,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:46:47,243 INFO L85 PathProgramCache]: Analyzing trace with hash -18023957, now seen corresponding path program 1 times [2024-11-13 13:46:47,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:46:47,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363294562] [2024-11-13 13:46:47,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:46:47,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:46:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:46:54,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-13 13:46:54,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:46:54,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-11-13 13:46:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:46:54,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 13:46:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:46:54,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-13 13:46:54,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:46:54,740 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 13:46:54,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:46:54,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363294562] [2024-11-13 13:46:54,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363294562] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:46:54,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:46:54,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 13:46:54,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282560757] [2024-11-13 13:46:54,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:46:54,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 13:46:54,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:46:54,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 13:46:54,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-13 13:46:54,744 INFO L87 Difference]: Start difference. First operand 6394 states and 9095 transitions. Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-13 13:46:58,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:47:03,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.37s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:47:31,181 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:47:43,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:47:43,255 INFO L93 Difference]: Finished difference Result 13270 states and 19000 transitions. [2024-11-13 13:47:43,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 13:47:43,256 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 55 [2024-11-13 13:47:43,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:47:43,305 INFO L225 Difference]: With dead ends: 13270 [2024-11-13 13:47:43,305 INFO L226 Difference]: Without dead ends: 6879 [2024-11-13 13:47:43,332 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-13 13:47:43,333 INFO L432 NwaCegarLoop]: 1622 mSDtfsCounter, 3172 mSDsluCounter, 3419 mSDsCounter, 0 mSdLazyCounter, 2361 mSolverCounterSat, 1052 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3341 SdHoareTripleChecker+Valid, 5041 SdHoareTripleChecker+Invalid, 3416 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1052 IncrementalHoareTripleChecker+Valid, 2361 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.2s IncrementalHoareTripleChecker+Time [2024-11-13 13:47:43,333 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3341 Valid, 5041 Invalid, 3416 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1052 Valid, 2361 Invalid, 3 Unknown, 0 Unchecked, 47.2s Time] [2024-11-13 13:47:43,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6879 states. [2024-11-13 13:47:43,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6879 to 6404. [2024-11-13 13:47:43,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6404 states, 5117 states have (on average 1.3885088919288646) internal successors, (7105), 5199 states have internal predecessors, (7105), 976 states have call successors, (976), 304 states have call predecessors, (976), 310 states have return successors, (1022), 964 states have call predecessors, (1022), 970 states have call successors, (1022) [2024-11-13 13:47:43,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6404 states to 6404 states and 9103 transitions. [2024-11-13 13:47:43,848 INFO L78 Accepts]: Start accepts. Automaton has 6404 states and 9103 transitions. Word has length 55 [2024-11-13 13:47:43,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:47:43,851 INFO L471 AbstractCegarLoop]: Abstraction has 6404 states and 9103 transitions. [2024-11-13 13:47:43,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 4 states have internal predecessors, (42), 2 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-13 13:47:43,852 INFO L276 IsEmpty]: Start isEmpty. Operand 6404 states and 9103 transitions. [2024-11-13 13:47:43,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-13 13:47:43,865 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:47:43,865 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-13 13:47:43,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 13:47:43,866 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:47:43,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:47:43,867 INFO L85 PathProgramCache]: Analyzing trace with hash -2112284518, now seen corresponding path program 1 times [2024-11-13 13:47:43,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:47:43,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116585928] [2024-11-13 13:47:43,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:47:43,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:47:49,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:47:51,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-13 13:47:51,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:47:51,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-11-13 13:47:51,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:47:51,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-13 13:47:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:47:52,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-13 13:47:52,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:47:52,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-11-13 13:47:52,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:47:52,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 13:47:52,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:47:52,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116585928] [2024-11-13 13:47:52,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116585928] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:47:52,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:47:52,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-13 13:47:52,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1625246812] [2024-11-13 13:47:52,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:47:52,469 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-13 13:47:52,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:47:52,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-13 13:47:52,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-13 13:47:52,470 INFO L87 Difference]: Start difference. First operand 6404 states and 9103 transitions. Second operand has 9 states, 9 states have (on average 6.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (7), 5 states have call predecessors, (7), 2 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-13 13:47:56,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:48:00,961 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.43s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:48:05,275 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:48:40,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:48:50,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:48:52,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:49:13,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:49:13,134 INFO L93 Difference]: Finished difference Result 13596 states and 19758 transitions. [2024-11-13 13:49:13,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-13 13:49:13,134 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (7), 5 states have call predecessors, (7), 2 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 69 [2024-11-13 13:49:13,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:49:13,180 INFO L225 Difference]: With dead ends: 13596 [2024-11-13 13:49:13,181 INFO L226 Difference]: Without dead ends: 7195 [2024-11-13 13:49:13,204 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2024-11-13 13:49:13,205 INFO L432 NwaCegarLoop]: 1443 mSDtfsCounter, 3483 mSDsluCounter, 6593 mSDsCounter, 0 mSdLazyCounter, 4482 mSolverCounterSat, 1241 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 76.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3637 SdHoareTripleChecker+Valid, 8036 SdHoareTripleChecker+Invalid, 5726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1241 IncrementalHoareTripleChecker+Valid, 4482 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 78.7s IncrementalHoareTripleChecker+Time [2024-11-13 13:49:13,205 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3637 Valid, 8036 Invalid, 5726 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1241 Valid, 4482 Invalid, 3 Unknown, 0 Unchecked, 78.7s Time] [2024-11-13 13:49:13,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7195 states. [2024-11-13 13:49:13,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7195 to 6210. [2024-11-13 13:49:13,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6210 states, 4975 states have (on average 1.3903517587939698) internal successors, (6917), 5057 states have internal predecessors, (6917), 924 states have call successors, (924), 304 states have call predecessors, (924), 310 states have return successors, (970), 912 states have call predecessors, (970), 918 states have call successors, (970) [2024-11-13 13:49:13,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6210 states to 6210 states and 8811 transitions. [2024-11-13 13:49:13,796 INFO L78 Accepts]: Start accepts. Automaton has 6210 states and 8811 transitions. Word has length 69 [2024-11-13 13:49:13,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:49:13,796 INFO L471 AbstractCegarLoop]: Abstraction has 6210 states and 8811 transitions. [2024-11-13 13:49:13,796 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 6.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (7), 5 states have call predecessors, (7), 2 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2024-11-13 13:49:13,797 INFO L276 IsEmpty]: Start isEmpty. Operand 6210 states and 8811 transitions. [2024-11-13 13:49:13,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-13 13:49:13,806 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:49:13,806 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:49:13,806 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 13:49:13,806 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:49:13,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:49:13,807 INFO L85 PathProgramCache]: Analyzing trace with hash 682555917, now seen corresponding path program 1 times [2024-11-13 13:49:13,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:49:13,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732785880] [2024-11-13 13:49:13,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:49:13,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:49:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:19,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-13 13:49:19,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:19,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:49:19,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:19,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-13 13:49:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:19,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-13 13:49:19,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:19,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-13 13:49:19,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:19,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-13 13:49:19,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:19,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2024-11-13 13:49:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:49:19,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:49:19,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:49:19,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732785880] [2024-11-13 13:49:19,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732785880] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:49:19,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:49:19,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 13:49:19,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946391269] [2024-11-13 13:49:19,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:49:19,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 13:49:19,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:49:19,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 13:49:19,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 13:49:19,916 INFO L87 Difference]: Start difference. First operand 6210 states and 8811 transitions. Second operand has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-13 13:49:24,005 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:49:28,401 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:49:55,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:50:06,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:50:06,957 INFO L93 Difference]: Finished difference Result 14638 states and 20871 transitions. [2024-11-13 13:50:06,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 13:50:06,958 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 81 [2024-11-13 13:50:06,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:50:07,007 INFO L225 Difference]: With dead ends: 14638 [2024-11-13 13:50:07,007 INFO L226 Difference]: Without dead ends: 8431 [2024-11-13 13:50:07,033 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-13 13:50:07,034 INFO L432 NwaCegarLoop]: 1532 mSDtfsCounter, 3189 mSDsluCounter, 2612 mSDsCounter, 0 mSdLazyCounter, 2760 mSolverCounterSat, 725 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3373 SdHoareTripleChecker+Valid, 4144 SdHoareTripleChecker+Invalid, 3487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 725 IncrementalHoareTripleChecker+Valid, 2760 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 45.9s IncrementalHoareTripleChecker+Time [2024-11-13 13:50:07,034 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3373 Valid, 4144 Invalid, 3487 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [725 Valid, 2760 Invalid, 2 Unknown, 0 Unchecked, 45.9s Time] [2024-11-13 13:50:07,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8431 states. [2024-11-13 13:50:07,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8431 to 8064. [2024-11-13 13:50:07,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8064 states, 6505 states have (on average 1.4030745580322828) internal successors, (9127), 6605 states have internal predecessors, (9127), 1142 states have call successors, (1142), 402 states have call predecessors, (1142), 416 states have return successors, (1210), 1142 states have call predecessors, (1210), 1136 states have call successors, (1210) [2024-11-13 13:50:07,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8064 states to 8064 states and 11479 transitions. [2024-11-13 13:50:07,646 INFO L78 Accepts]: Start accepts. Automaton has 8064 states and 11479 transitions. Word has length 81 [2024-11-13 13:50:07,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:50:07,646 INFO L471 AbstractCegarLoop]: Abstraction has 8064 states and 11479 transitions. [2024-11-13 13:50:07,647 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.4) internal successors, (62), 3 states have internal predecessors, (62), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-13 13:50:07,647 INFO L276 IsEmpty]: Start isEmpty. Operand 8064 states and 11479 transitions. [2024-11-13 13:50:07,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2024-11-13 13:50:07,658 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:50:07,658 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-13 13:50:07,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-13 13:50:07,659 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:50:07,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:50:07,660 INFO L85 PathProgramCache]: Analyzing trace with hash -1033751025, now seen corresponding path program 1 times [2024-11-13 13:50:07,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:50:07,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106177938] [2024-11-13 13:50:07,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:50:07,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:50:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:13,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 13:50:13,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:13,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:50:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:13,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-13 13:50:13,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:13,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 13:50:13,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:13,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-11-13 13:50:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:13,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-13 13:50:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:13,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-13 13:50:13,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:13,472 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:50:13,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:50:13,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106177938] [2024-11-13 13:50:13,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106177938] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:50:13,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [466341951] [2024-11-13 13:50:13,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:50:13,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:50:13,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:50:13,478 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:50:13,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 13:50:19,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:19,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 3299 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 13:50:19,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:50:19,983 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:50:19,983 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 13:50:19,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [466341951] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:50:19,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 13:50:19,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2024-11-13 13:50:19,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255372031] [2024-11-13 13:50:19,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:50:20,061 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:50:20,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:50:20,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:50:20,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-13 13:50:20,066 INFO L87 Difference]: Start difference. First operand 8064 states and 11479 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-13 13:50:21,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:50:21,112 INFO L93 Difference]: Finished difference Result 22406 states and 31869 transitions. [2024-11-13 13:50:21,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:50:21,116 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 94 [2024-11-13 13:50:21,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:50:21,203 INFO L225 Difference]: With dead ends: 22406 [2024-11-13 13:50:21,203 INFO L226 Difference]: Without dead ends: 14345 [2024-11-13 13:50:21,239 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-13 13:50:21,240 INFO L432 NwaCegarLoop]: 3048 mSDtfsCounter, 2103 mSDsluCounter, 2099 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2103 SdHoareTripleChecker+Valid, 5147 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 13:50:21,241 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2103 Valid, 5147 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 13:50:21,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14345 states. [2024-11-13 13:50:22,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14345 to 14324. [2024-11-13 13:50:22,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14324 states, 11499 states have (on average 1.3963822941125315) internal successors, (16057), 11679 states have internal predecessors, (16057), 2090 states have call successors, (2090), 704 states have call predecessors, (2090), 734 states have return successors, (2218), 2092 states have call predecessors, (2218), 2084 states have call successors, (2218) [2024-11-13 13:50:22,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14324 states to 14324 states and 20365 transitions. [2024-11-13 13:50:22,224 INFO L78 Accepts]: Start accepts. Automaton has 14324 states and 20365 transitions. Word has length 94 [2024-11-13 13:50:22,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:50:22,225 INFO L471 AbstractCegarLoop]: Abstraction has 14324 states and 20365 transitions. [2024-11-13 13:50:22,225 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 1 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-13 13:50:22,225 INFO L276 IsEmpty]: Start isEmpty. Operand 14324 states and 20365 transitions. [2024-11-13 13:50:22,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-13 13:50:22,234 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:50:22,234 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-13 13:50:22,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-13 13:50:22,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cdde3-e949-4c0f-a2f1-526b29588caf/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-13 13:50:22,435 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:50:22,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:50:22,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1677186121, now seen corresponding path program 1 times [2024-11-13 13:50:22,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:50:22,436 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135201933] [2024-11-13 13:50:22,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:50:22,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:50:27,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:29,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-13 13:50:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:29,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-13 13:50:29,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:29,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-13 13:50:29,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:30,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 13:50:30,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:30,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 13:50:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:30,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-13 13:50:30,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:30,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:50:30,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:50:30,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 13:50:30,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:50:30,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135201933] [2024-11-13 13:50:30,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135201933] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:50:30,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:50:30,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-13 13:50:30,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983109122] [2024-11-13 13:50:30,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:50:30,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 13:50:30,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:50:30,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 13:50:30,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-13 13:50:30,391 INFO L87 Difference]: Start difference. First operand 14324 states and 20365 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-13 13:50:34,465 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 [] [2024-11-13 13:50:38,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:50:43,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.35s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:51:37,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:51:37,633 INFO L93 Difference]: Finished difference Result 30018 states and 43054 transitions. [2024-11-13 13:51:37,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-13 13:51:37,634 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 90 [2024-11-13 13:51:37,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:51:37,739 INFO L225 Difference]: With dead ends: 30018 [2024-11-13 13:51:37,739 INFO L226 Difference]: Without dead ends: 15697 [2024-11-13 13:51:37,796 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2024-11-13 13:51:37,796 INFO L432 NwaCegarLoop]: 1311 mSDtfsCounter, 3248 mSDsluCounter, 4810 mSDsCounter, 0 mSdLazyCounter, 3531 mSolverCounterSat, 1173 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 62.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3366 SdHoareTripleChecker+Valid, 6121 SdHoareTripleChecker+Invalid, 4707 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1173 IncrementalHoareTripleChecker+Valid, 3531 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 65.0s IncrementalHoareTripleChecker+Time [2024-11-13 13:51:37,797 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3366 Valid, 6121 Invalid, 4707 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1173 Valid, 3531 Invalid, 3 Unknown, 0 Unchecked, 65.0s Time] [2024-11-13 13:51:37,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15697 states. [2024-11-13 13:51:39,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15697 to 13732. [2024-11-13 13:51:39,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13732 states, 11055 states have (on average 1.3985526910900046) internal successors, (15461), 11233 states have internal predecessors, (15461), 1956 states have call successors, (1956), 690 states have call predecessors, (1956), 720 states have return successors, (2084), 1958 states have call predecessors, (2084), 1950 states have call successors, (2084) [2024-11-13 13:51:39,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13732 states to 13732 states and 19501 transitions. [2024-11-13 13:51:39,252 INFO L78 Accepts]: Start accepts. Automaton has 13732 states and 19501 transitions. Word has length 90 [2024-11-13 13:51:39,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:51:39,252 INFO L471 AbstractCegarLoop]: Abstraction has 13732 states and 19501 transitions. [2024-11-13 13:51:39,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 5 states have internal predecessors, (71), 2 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-13 13:51:39,253 INFO L276 IsEmpty]: Start isEmpty. Operand 13732 states and 19501 transitions. [2024-11-13 13:51:39,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-13 13:51:39,263 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:51:39,264 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-13 13:51:39,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-13 13:51:39,264 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:51:39,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:51:39,265 INFO L85 PathProgramCache]: Analyzing trace with hash 558591913, now seen corresponding path program 1 times [2024-11-13 13:51:39,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:51:39,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281876335] [2024-11-13 13:51:39,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:51:39,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:51:44,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:51:44,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-13 13:51:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:51:44,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-13 13:51:44,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:51:45,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-13 13:51:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:51:45,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2024-11-13 13:51:45,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:51:45,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 13:51:45,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:51:45,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-13 13:51:45,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:51:45,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:51:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:51:45,474 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 13:51:45,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:51:45,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281876335] [2024-11-13 13:51:45,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281876335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:51:45,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:51:45,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 13:51:45,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725160924] [2024-11-13 13:51:45,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:51:45,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 13:51:45,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:51:45,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 13:51:45,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-13 13:51:45,477 INFO L87 Difference]: Start difference. First operand 13732 states and 19501 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-13 13:51:49,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:51:53,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:51:58,238 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:52:24,235 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:52:40,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:52:40,898 INFO L93 Difference]: Finished difference Result 29426 states and 42184 transitions. [2024-11-13 13:52:40,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 13:52:40,899 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 92 [2024-11-13 13:52:40,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:52:40,983 INFO L225 Difference]: With dead ends: 29426 [2024-11-13 13:52:40,983 INFO L226 Difference]: Without dead ends: 15697 [2024-11-13 13:52:41,032 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-13 13:52:41,033 INFO L432 NwaCegarLoop]: 1322 mSDtfsCounter, 1445 mSDsluCounter, 3595 mSDsCounter, 0 mSdLazyCounter, 2735 mSolverCounterSat, 723 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1526 SdHoareTripleChecker+Valid, 4917 SdHoareTripleChecker+Invalid, 3461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 723 IncrementalHoareTripleChecker+Valid, 2735 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.9s IncrementalHoareTripleChecker+Time [2024-11-13 13:52:41,034 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1526 Valid, 4917 Invalid, 3461 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [723 Valid, 2735 Invalid, 3 Unknown, 0 Unchecked, 53.9s Time] [2024-11-13 13:52:41,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15697 states. [2024-11-13 13:52:42,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15697 to 13732. [2024-11-13 13:52:42,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13732 states, 11055 states have (on average 1.3980099502487562) internal successors, (15455), 11233 states have internal predecessors, (15455), 1956 states have call successors, (1956), 690 states have call predecessors, (1956), 720 states have return successors, (2084), 1958 states have call predecessors, (2084), 1950 states have call successors, (2084) [2024-11-13 13:52:42,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13732 states to 13732 states and 19495 transitions. [2024-11-13 13:52:42,370 INFO L78 Accepts]: Start accepts. Automaton has 13732 states and 19495 transitions. Word has length 92 [2024-11-13 13:52:42,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:52:42,370 INFO L471 AbstractCegarLoop]: Abstraction has 13732 states and 19495 transitions. [2024-11-13 13:52:42,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (10), 5 states have call predecessors, (10), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-13 13:52:42,370 INFO L276 IsEmpty]: Start isEmpty. Operand 13732 states and 19495 transitions. [2024-11-13 13:52:42,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-13 13:52:42,378 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:52:42,379 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-13 13:52:42,379 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-13 13:52:42,379 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:52:42,380 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:52:42,380 INFO L85 PathProgramCache]: Analyzing trace with hash -1179568326, now seen corresponding path program 1 times [2024-11-13 13:52:42,380 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:52:42,380 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111077592] [2024-11-13 13:52:42,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:52:42,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:52:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:52:48,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-13 13:52:48,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:52:48,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 13:52:48,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:52:48,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-13 13:52:48,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:52:48,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-13 13:52:48,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:52:48,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-13 13:52:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:52:49,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 13:52:49,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:52:49,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-13 13:52:49,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:52:49,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:52:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:52:49,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 13:52:49,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:52:49,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111077592] [2024-11-13 13:52:49,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111077592] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:52:49,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:52:49,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-13 13:52:49,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711161472] [2024-11-13 13:52:49,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:52:49,210 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 13:52:49,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:52:49,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 13:52:49,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-13 13:52:49,212 INFO L87 Difference]: Start difference. First operand 13732 states and 19495 transitions. Second operand has 8 states, 8 states have (on average 9.375) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-13 13:52:53,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:52:57,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:53:01,937 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:53:41,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:53:45,246 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:54:09,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:54:09,913 INFO L93 Difference]: Finished difference Result 29856 states and 43200 transitions. [2024-11-13 13:54:09,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-13 13:54:09,914 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) Word has length 97 [2024-11-13 13:54:09,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:54:09,984 INFO L225 Difference]: With dead ends: 29856 [2024-11-13 13:54:09,985 INFO L226 Difference]: Without dead ends: 16127 [2024-11-13 13:54:10,038 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2024-11-13 13:54:10,038 INFO L432 NwaCegarLoop]: 1332 mSDtfsCounter, 1496 mSDsluCounter, 6098 mSDsCounter, 0 mSdLazyCounter, 4293 mSolverCounterSat, 724 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 76.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 7430 SdHoareTripleChecker+Invalid, 5020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 724 IncrementalHoareTripleChecker+Valid, 4293 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 78.8s IncrementalHoareTripleChecker+Time [2024-11-13 13:54:10,039 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1581 Valid, 7430 Invalid, 5020 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [724 Valid, 4293 Invalid, 3 Unknown, 0 Unchecked, 78.8s Time] [2024-11-13 13:54:10,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16127 states. [2024-11-13 13:54:11,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16127 to 13772. [2024-11-13 13:54:11,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13772 states, 11085 states have (on average 1.3969327920613441) internal successors, (15485), 11263 states have internal predecessors, (15485), 1956 states have call successors, (1956), 690 states have call predecessors, (1956), 730 states have return successors, (2150), 1968 states have call predecessors, (2150), 1950 states have call successors, (2150) [2024-11-13 13:54:11,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13772 states to 13772 states and 19591 transitions. [2024-11-13 13:54:11,268 INFO L78 Accepts]: Start accepts. Automaton has 13772 states and 19591 transitions. Word has length 97 [2024-11-13 13:54:11,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:54:11,270 INFO L471 AbstractCegarLoop]: Abstraction has 13772 states and 19591 transitions. [2024-11-13 13:54:11,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.375) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 1 states have call successors, (8) [2024-11-13 13:54:11,271 INFO L276 IsEmpty]: Start isEmpty. Operand 13772 states and 19591 transitions. [2024-11-13 13:54:11,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 13:54:11,278 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:54:11,278 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-13 13:54:11,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-13 13:54:11,279 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:54:11,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:54:11,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1458823306, now seen corresponding path program 1 times [2024-11-13 13:54:11,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:54:11,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869181611] [2024-11-13 13:54:11,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:54:11,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:54:15,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:54:16,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-11-13 13:54:16,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:54:16,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-13 13:54:16,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:54:16,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-13 13:54:16,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:54:16,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-13 13:54:16,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:54:16,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-13 13:54:16,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:54:16,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 13:54:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:54:16,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-13 13:54:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:54:16,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:54:16,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:54:16,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-13 13:54:16,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:54:16,864 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 13:54:16,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:54:16,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869181611] [2024-11-13 13:54:16,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869181611] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:54:16,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:54:16,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 13:54:16,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581416801] [2024-11-13 13:54:16,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:54:16,866 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 13:54:16,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:54:16,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 13:54:16,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-13 13:54:16,867 INFO L87 Difference]: Start difference. First operand 13772 states and 19591 transitions. Second operand has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (12), 6 states have call predecessors, (12), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-13 13:54:20,946 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:54:25,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:54:29,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:54:33,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:55:12,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:55:12,722 INFO L93 Difference]: Finished difference Result 15739 states and 22777 transitions. [2024-11-13 13:55:12,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 13:55:12,722 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (12), 6 states have call predecessors, (12), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 99 [2024-11-13 13:55:12,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:55:12,786 INFO L225 Difference]: With dead ends: 15739 [2024-11-13 13:55:12,787 INFO L226 Difference]: Without dead ends: 15736 [2024-11-13 13:55:12,797 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2024-11-13 13:55:12,797 INFO L432 NwaCegarLoop]: 1296 mSDtfsCounter, 2566 mSDsluCounter, 2301 mSDsCounter, 0 mSdLazyCounter, 2407 mSolverCounterSat, 1095 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2664 SdHoareTripleChecker+Valid, 3597 SdHoareTripleChecker+Invalid, 3506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1095 IncrementalHoareTripleChecker+Valid, 2407 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.4s IncrementalHoareTripleChecker+Time [2024-11-13 13:55:12,798 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2664 Valid, 3597 Invalid, 3506 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1095 Valid, 2407 Invalid, 4 Unknown, 0 Unchecked, 53.4s Time] [2024-11-13 13:55:12,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15736 states. [2024-11-13 13:55:13,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15736 to 13771. [2024-11-13 13:55:13,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13771 states, 11085 states have (on average 1.3960306720793865) internal successors, (15475), 11262 states have internal predecessors, (15475), 1955 states have call successors, (1955), 690 states have call predecessors, (1955), 730 states have return successors, (2150), 1968 states have call predecessors, (2150), 1950 states have call successors, (2150) [2024-11-13 13:55:13,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13771 states to 13771 states and 19580 transitions. [2024-11-13 13:55:13,994 INFO L78 Accepts]: Start accepts. Automaton has 13771 states and 19580 transitions. Word has length 99 [2024-11-13 13:55:13,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:55:13,995 INFO L471 AbstractCegarLoop]: Abstraction has 13771 states and 19580 transitions. [2024-11-13 13:55:13,995 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.5) internal successors, (75), 3 states have internal predecessors, (75), 3 states have call successors, (12), 6 states have call predecessors, (12), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-13 13:55:13,995 INFO L276 IsEmpty]: Start isEmpty. Operand 13771 states and 19580 transitions. [2024-11-13 13:55:14,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-13 13:55:14,007 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:55:14,007 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:55:14,007 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-13 13:55:14,008 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:55:14,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:55:14,008 INFO L85 PathProgramCache]: Analyzing trace with hash 978547820, now seen corresponding path program 1 times [2024-11-13 13:55:14,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:55:14,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [702187698] [2024-11-13 13:55:14,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:55:14,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:55:18,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:20,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-13 13:55:20,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:20,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:55:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:20,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 13:55:20,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:20,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:55:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:20,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-13 13:55:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:20,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:55:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:20,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-13 13:55:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:21,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-13 13:55:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:21,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-13 13:55:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:21,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-13 13:55:21,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:21,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 13:55:21,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:55:21,204 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 13:55:21,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:55:21,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [702187698] [2024-11-13 13:55:21,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [702187698] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:55:21,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:55:21,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-13 13:55:21,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819609100] [2024-11-13 13:55:21,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:55:21,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 13:55:21,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:55:21,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 13:55:21,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-13 13:55:21,207 INFO L87 Difference]: Start difference. First operand 13771 states and 19580 transitions. Second operand has 8 states, 8 states have (on average 11.125) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-13 13:55:25,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:55:29,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:55:33,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:55:38,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:55:42,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:56:30,355 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:56:31,805 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:56:33,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:56:59,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:56:59,440 INFO L93 Difference]: Finished difference Result 28678 states and 41038 transitions. [2024-11-13 13:56:59,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 13:56:59,440 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 126 [2024-11-13 13:56:59,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:56:59,509 INFO L225 Difference]: With dead ends: 28678 [2024-11-13 13:56:59,509 INFO L226 Difference]: Without dead ends: 14910 [2024-11-13 13:56:59,553 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2024-11-13 13:56:59,554 INFO L432 NwaCegarLoop]: 1224 mSDtfsCounter, 2710 mSDsluCounter, 4257 mSDsCounter, 0 mSdLazyCounter, 4982 mSolverCounterSat, 853 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 93.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2876 SdHoareTripleChecker+Valid, 5481 SdHoareTripleChecker+Invalid, 5840 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 853 IncrementalHoareTripleChecker+Valid, 4982 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 96.2s IncrementalHoareTripleChecker+Time [2024-11-13 13:56:59,554 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2876 Valid, 5481 Invalid, 5840 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [853 Valid, 4982 Invalid, 5 Unknown, 0 Unchecked, 96.2s Time] [2024-11-13 13:56:59,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14910 states. [2024-11-13 13:57:00,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14910 to 13867. [2024-11-13 13:57:00,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13867 states, 11165 states have (on average 1.3953425884460366) internal successors, (15579), 11342 states have internal predecessors, (15579), 1971 states have call successors, (1971), 690 states have call predecessors, (1971), 730 states have return successors, (2174), 1984 states have call predecessors, (2174), 1966 states have call successors, (2174) [2024-11-13 13:57:00,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13867 states to 13867 states and 19724 transitions. [2024-11-13 13:57:00,783 INFO L78 Accepts]: Start accepts. Automaton has 13867 states and 19724 transitions. Word has length 126 [2024-11-13 13:57:00,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:57:00,783 INFO L471 AbstractCegarLoop]: Abstraction has 13867 states and 19724 transitions. [2024-11-13 13:57:00,783 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 5 states have internal predecessors, (89), 3 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-13 13:57:00,783 INFO L276 IsEmpty]: Start isEmpty. Operand 13867 states and 19724 transitions. [2024-11-13 13:57:00,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-13 13:57:00,795 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:57:00,795 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:57:00,795 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-13 13:57:00,795 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:57:00,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:57:00,796 INFO L85 PathProgramCache]: Analyzing trace with hash -866819346, now seen corresponding path program 1 times [2024-11-13 13:57:00,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:57:00,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446994888] [2024-11-13 13:57:00,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:57:00,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:57:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:57:05,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-13 13:57:05,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:57:05,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:57:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:57:05,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 13:57:05,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:57:05,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:57:05,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:57:06,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-13 13:57:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:57:06,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:57:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:57:06,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-13 13:57:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:57:06,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-13 13:57:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:57:06,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-13 13:57:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:57:06,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-11-13 13:57:06,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:57:06,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2024-11-13 13:57:06,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:57:06,253 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 13:57:06,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:57:06,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446994888] [2024-11-13 13:57:06,253 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446994888] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:57:06,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:57:06,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 13:57:06,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1998860349] [2024-11-13 13:57:06,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:57:06,254 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 13:57:06,254 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:57:06,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 13:57:06,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-13 13:57:06,255 INFO L87 Difference]: Start difference. First operand 13867 states and 19724 transitions. Second operand has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-13 13:57:10,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:57:14,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:57:18,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:57:46,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:58:01,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:58:01,647 INFO L93 Difference]: Finished difference Result 28659 states and 41011 transitions. [2024-11-13 13:58:01,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 13:58:01,648 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 126 [2024-11-13 13:58:01,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:58:01,708 INFO L225 Difference]: With dead ends: 28659 [2024-11-13 13:58:01,709 INFO L226 Difference]: Without dead ends: 14795 [2024-11-13 13:58:01,745 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-13 13:58:01,745 INFO L432 NwaCegarLoop]: 1219 mSDtfsCounter, 2267 mSDsluCounter, 2353 mSDsCounter, 0 mSdLazyCounter, 2598 mSolverCounterSat, 609 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2429 SdHoareTripleChecker+Valid, 3572 SdHoareTripleChecker+Invalid, 3210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 609 IncrementalHoareTripleChecker+Valid, 2598 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.2s IncrementalHoareTripleChecker+Time [2024-11-13 13:58:01,745 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2429 Valid, 3572 Invalid, 3210 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [609 Valid, 2598 Invalid, 3 Unknown, 0 Unchecked, 53.2s Time] [2024-11-13 13:58:01,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14795 states. [2024-11-13 13:58:02,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14795 to 13875. [2024-11-13 13:58:03,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13875 states, 11173 states have (on average 1.395059518482055) internal successors, (15587), 11350 states have internal predecessors, (15587), 1971 states have call successors, (1971), 690 states have call predecessors, (1971), 730 states have return successors, (2174), 1984 states have call predecessors, (2174), 1966 states have call successors, (2174) [2024-11-13 13:58:03,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13875 states to 13875 states and 19732 transitions. [2024-11-13 13:58:03,069 INFO L78 Accepts]: Start accepts. Automaton has 13875 states and 19732 transitions. Word has length 126 [2024-11-13 13:58:03,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:58:03,070 INFO L471 AbstractCegarLoop]: Abstraction has 13875 states and 19732 transitions. [2024-11-13 13:58:03,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.833333333333334) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-13 13:58:03,070 INFO L276 IsEmpty]: Start isEmpty. Operand 13875 states and 19732 transitions. [2024-11-13 13:58:03,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-13 13:58:03,081 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:58:03,082 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:58:03,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-13 13:58:03,082 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:58:03,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:58:03,083 INFO L85 PathProgramCache]: Analyzing trace with hash -544405710, now seen corresponding path program 1 times [2024-11-13 13:58:03,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:58:03,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404825498] [2024-11-13 13:58:03,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:58:03,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:58:07,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:58:08,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-13 13:58:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:58:09,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:58:09,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:58:09,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 13:58:09,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:58:09,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:58:09,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:58:09,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2024-11-13 13:58:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:58:09,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-13 13:58:09,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:58:09,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-13 13:58:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:58:09,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-13 13:58:09,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:58:09,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 13:58:09,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:58:09,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-13 13:58:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:58:09,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-13 13:58:09,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:58:10,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-13 13:58:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:58:10,062 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 13:58:10,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:58:10,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [404825498] [2024-11-13 13:58:10,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [404825498] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:58:10,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:58:10,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-13 13:58:10,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468133156] [2024-11-13 13:58:10,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:58:10,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 13:58:10,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:58:10,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 13:58:10,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-11-13 13:58:10,064 INFO L87 Difference]: Start difference. First operand 13875 states and 19732 transitions. Second operand has 8 states, 8 states have (on average 11.125) internal successors, (89), 3 states have internal predecessors, (89), 2 states have call successors, (17), 7 states have call predecessors, (17), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-13 13:58:14,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:58:18,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:58:22,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:58:58,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 13:58:59,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []