./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu --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 66bf0b457d4d5112c0b99aeef3b038fb34481370a385df3d77d1a982d2cba2ad --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:04:35,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:04:35,889 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 08:04:35,896 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:04:35,897 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:04:35,937 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:04:35,938 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:04:35,938 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:04:35,939 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:04:35,944 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:04:35,946 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:04:35,947 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:04:35,947 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:04:35,949 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:04:35,950 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:04:35,950 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:04:35,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:04:35,951 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:04:35,951 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:04:35,952 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:04:35,952 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:04:35,953 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:04:35,954 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:04:35,955 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:04:35,956 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:04:35,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:04:35,957 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:04:35,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:04:35,958 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:04:35,959 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:04:35,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:04:35,961 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:04:35,961 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:04:35,961 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:04:35,962 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:04:35,962 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:04:35,962 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66bf0b457d4d5112c0b99aeef3b038fb34481370a385df3d77d1a982d2cba2ad [2023-11-19 08:04:36,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:04:36,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:04:36,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:04:36,319 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:04:36,321 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:04:36,322 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i [2023-11-19 08:04:39,675 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:04:40,416 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:04:40,417 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i [2023-11-19 08:04:40,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu/data/0cfd88cc5/7f50bfff0f864d9bbfd92101360fbddd/FLAG91a5641db [2023-11-19 08:04:40,507 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu/data/0cfd88cc5/7f50bfff0f864d9bbfd92101360fbddd [2023-11-19 08:04:40,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:04:40,511 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:04:40,513 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:04:40,513 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:04:40,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:04:40,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:40" (1/1) ... [2023-11-19 08:04:40,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73d23470 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:40, skipping insertion in model container [2023-11-19 08:04:40,525 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:04:40" (1/1) ... [2023-11-19 08:04:40,760 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:04:44,465 WARN L240 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_d3722ef7-7191-4e62-b974-21ad5fcceeb0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i[348806,348819] [2023-11-19 08:04:44,887 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:04:44,933 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:04:45,074 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [4166] [2023-11-19 08:04:45,110 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsfl %1,%0": "=r" (r): "rm" (x), "0" (-1)); [4723] [2023-11-19 08:04:45,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [5842] [2023-11-19 08:04:45,339 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/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--32_7a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10747/dscv_tempdir/dscv/ri/32_7a/drivers/block/rsxx/cregs.c"), "i" (378), "i" (12UL)); [7950-7951] [2023-11-19 08:04:45,360 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8274] [2023-11-19 08:04:45,361 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8277] [2023-11-19 08:04:45,361 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8280] [2023-11-19 08:04:45,361 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8283] [2023-11-19 08:04:45,362 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (& ucmd->stat): "ebx"); [8286] [2023-11-19 08:04:45,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [8998] [2023-11-19 08:04:45,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [9005] [2023-11-19 08:04:45,398 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; decl %0; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [9022-9023] [2023-11-19 08:04:45,512 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; addl %1,%0": "+m" (v->counter): "ir" (i)); [9647] [2023-11-19 08:04:45,513 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %1,%0": "+m" (v->counter): "ir" (i)); [9654] [2023-11-19 08:04:45,513 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; incl %0": "+m" (v->counter)); [9661] [2023-11-19 08:04:45,514 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; decl %0": "+m" (v->counter)); [9668] [2023-11-19 08:04:45,519 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (84), "i" (12UL)); [9782-9783] [2023-11-19 08:04:45,521 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 *)"include/asm-generic/dma-mapping-common.h"), "i" (96), "i" (12UL)); [9806-9807] [2023-11-19 08:04:45,600 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("lfence": : : "memory"); [10447] [2023-11-19 08:04:45,690 WARN L240 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_d3722ef7-7191-4e62-b974-21ad5fcceeb0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i[348806,348819] [2023-11-19 08:04:45,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:04:45,967 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:04:45,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:45 WrapperNode [2023-11-19 08:04:45,968 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:04:45,969 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:04:45,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:04:45,969 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:04:45,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:45" (1/1) ... [2023-11-19 08:04:46,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:45" (1/1) ... [2023-11-19 08:04:46,466 INFO L138 Inliner]: procedures = 566, calls = 3732, calls flagged for inlining = 225, calls inlined = 183, statements flattened = 6521 [2023-11-19 08:04:46,467 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:04:46,468 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:04:46,468 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:04:46,468 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:04:46,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:45" (1/1) ... [2023-11-19 08:04:46,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:45" (1/1) ... [2023-11-19 08:04:46,521 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:45" (1/1) ... [2023-11-19 08:04:46,521 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:45" (1/1) ... [2023-11-19 08:04:46,699 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:45" (1/1) ... [2023-11-19 08:04:46,736 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:45" (1/1) ... [2023-11-19 08:04:46,785 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:45" (1/1) ... [2023-11-19 08:04:46,815 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:45" (1/1) ... [2023-11-19 08:04:46,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:04:46,875 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:04:46,875 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:04:46,875 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:04:46,876 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:45" (1/1) ... [2023-11-19 08:04:46,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:04:46,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:04:46,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:04:46,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3722ef7-7191-4e62-b974-21ad5fcceeb0/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:04:46,959 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-19 08:04:46,959 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-19 08:04:46,960 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2023-11-19 08:04:46,960 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2023-11-19 08:04:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2023-11-19 08:04:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2023-11-19 08:04:46,961 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2023-11-19 08:04:46,961 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2023-11-19 08:04:46,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 08:04:46,962 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 08:04:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure __disable_intr [2023-11-19 08:04:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure __disable_intr [2023-11-19 08:04:46,963 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_hw_buffers_init [2023-11-19 08:04:46,963 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_hw_buffers_init [2023-11-19 08:04:46,964 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2023-11-19 08:04:46,964 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2023-11-19 08:04:46,965 INFO L130 BoogieDeclarations]: Found specification of procedure config_data_crc32 [2023-11-19 08:04:46,965 INFO L138 BoogieDeclarations]: Found implementation of procedure config_data_crc32 [2023-11-19 08:04:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 08:04:46,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 08:04:46,967 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_configure [2023-11-19 08:04:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_configure [2023-11-19 08:04:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2023-11-19 08:04:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2023-11-19 08:04:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure creg_queue_cmd [2023-11-19 08:04:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure creg_queue_cmd [2023-11-19 08:04:46,968 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_cleanup_dma_queue [2023-11-19 08:04:46,968 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_cleanup_dma_queue [2023-11-19 08:04:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_free_dma [2023-11-19 08:04:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_free_dma [2023-11-19 08:04:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-11-19 08:04:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-11-19 08:04:46,969 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-19 08:04:46,969 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-19 08:04:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure queue_flag_set_unlocked [2023-11-19 08:04:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_flag_set_unlocked [2023-11-19 08:04:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_cancel [2023-11-19 08:04:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_cancel [2023-11-19 08:04:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2023-11-19 08:04:46,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2023-11-19 08:04:46,970 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dev_cleanup [2023-11-19 08:04:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dev_cleanup [2023-11-19 08:04:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_get_card_state [2023-11-19 08:04:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_get_card_state [2023-11-19 08:04:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 08:04:46,971 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 08:04:46,971 INFO L130 BoogieDeclarations]: Found specification of procedure ssleep [2023-11-19 08:04:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ssleep [2023-11-19 08:04:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_cram_write [2023-11-19 08:04:46,972 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_cram_write [2023-11-19 08:04:46,972 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2023-11-19 08:04:46,973 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2023-11-19 08:04:46,973 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2023-11-19 08:04:46,974 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2023-11-19 08:04:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 08:04:46,974 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 08:04:46,974 INFO L130 BoogieDeclarations]: Found specification of procedure config_data_swab [2023-11-19 08:04:46,975 INFO L138 BoogieDeclarations]: Found implementation of procedure config_data_swab [2023-11-19 08:04:46,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:04:46,976 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2023-11-19 08:04:46,976 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2023-11-19 08:04:46,976 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_issue_card_cmd [2023-11-19 08:04:46,976 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_issue_card_cmd [2023-11-19 08:04:46,976 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2023-11-19 08:04:46,977 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2023-11-19 08:04:46,977 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2023-11-19 08:04:46,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2023-11-19 08:04:46,977 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 08:04:46,977 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 08:04:46,977 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_detach_dev [2023-11-19 08:04:46,977 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_detach_dev [2023-11-19 08:04:46,978 INFO L130 BoogieDeclarations]: Found specification of procedure CR_INTR_DMA [2023-11-19 08:04:46,978 INFO L138 BoogieDeclarations]: Found implementation of procedure CR_INTR_DMA [2023-11-19 08:04:46,978 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 08:04:46,978 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 08:04:46,979 INFO L130 BoogieDeclarations]: Found specification of procedure push_tracker [2023-11-19 08:04:46,979 INFO L138 BoogieDeclarations]: Found implementation of procedure push_tracker [2023-11-19 08:04:46,979 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-19 08:04:46,980 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-19 08:04:46,980 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 08:04:46,980 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-19 08:04:46,980 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-19 08:04:46,980 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 08:04:46,981 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 08:04:46,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 08:04:46,981 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-19 08:04:46,981 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-19 08:04:46,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 08:04:46,981 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_6 [2023-11-19 08:04:46,982 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_6 [2023-11-19 08:04:46,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_reset_lock_of_NOT_ARG_SIGN [2023-11-19 08:04:46,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_reset_lock_of_NOT_ARG_SIGN [2023-11-19 08:04:46,982 INFO L130 BoogieDeclarations]: Found specification of procedure CREG_DATA [2023-11-19 08:04:46,982 INFO L138 BoogieDeclarations]: Found implementation of procedure CREG_DATA [2023-11-19 08:04:46,982 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2023-11-19 08:04:46,982 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2023-11-19 08:04:46,983 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2023-11-19 08:04:46,983 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2023-11-19 08:04:46,983 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-19 08:04:46,984 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-19 08:04:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2023-11-19 08:04:46,984 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2023-11-19 08:04:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2023-11-19 08:04:46,984 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2023-11-19 08:04:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure card_event_handler [2023-11-19 08:04:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure card_event_handler [2023-11-19 08:04:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2023-11-19 08:04:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2023-11-19 08:04:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2023-11-19 08:04:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2023-11-19 08:04:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-19 08:04:46,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-19 08:04:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 08:04:46,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 08:04:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure timer_pending [2023-11-19 08:04:46,987 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_pending [2023-11-19 08:04:46,987 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_creg_write [2023-11-19 08:04:46,987 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_creg_write [2023-11-19 08:04:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 08:04:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_6 [2023-11-19 08:04:46,988 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_6 [2023-11-19 08:04:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2023-11-19 08:04:46,988 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2023-11-19 08:04:46,988 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-19 08:04:46,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-19 08:04:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:04:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_6 [2023-11-19 08:04:46,989 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_6 [2023-11-19 08:04:46,989 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-11-19 08:04:46,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-11-19 08:04:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 08:04:46,990 INFO L130 BoogieDeclarations]: Found specification of procedure blk_cleanup_queue [2023-11-19 08:04:46,991 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_cleanup_queue [2023-11-19 08:04:46,991 INFO L130 BoogieDeclarations]: Found specification of procedure dma_intr_coal_val [2023-11-19 08:04:46,991 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_intr_coal_val [2023-11-19 08:04:46,992 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-19 08:04:46,993 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-19 08:04:46,995 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_pci_remove [2023-11-19 08:04:46,996 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_pci_remove [2023-11-19 08:04:46,996 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2023-11-19 08:04:46,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2023-11-19 08:04:46,997 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-19 08:04:46,997 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-19 08:04:46,998 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-19 08:04:46,998 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-19 08:04:46,999 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-19 08:04:47,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-19 08:04:47,005 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_destroy [2023-11-19 08:04:47,005 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_destroy [2023-11-19 08:04:47,005 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_queue_reset [2023-11-19 08:04:47,005 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_queue_reset [2023-11-19 08:04:47,005 INFO L130 BoogieDeclarations]: Found specification of procedure __issue_creg_rw [2023-11-19 08:04:47,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __issue_creg_rw [2023-11-19 08:04:47,006 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-19 08:04:47,006 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-19 08:04:47,006 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_dev_lock_of_rsxx_cardinfo [2023-11-19 08:04:47,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_dev_lock_of_rsxx_cardinfo [2023-11-19 08:04:47,006 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:04:47,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:04:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-19 08:04:47,007 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-19 08:04:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-19 08:04:47,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-19 08:04:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 08:04:47,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 08:04:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 08:04:47,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 08:04:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_creg_read [2023-11-19 08:04:47,008 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_creg_read [2023-11-19 08:04:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_reset_lock_of_NOT_ARG_SIGN [2023-11-19 08:04:47,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_reset_lock_of_NOT_ARG_SIGN [2023-11-19 08:04:47,008 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2023-11-19 08:04:47,009 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2023-11-19 08:04:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-19 08:04:47,009 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-19 08:04:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2023-11-19 08:04:47,009 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2023-11-19 08:04:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2023-11-19 08:04:47,009 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2023-11-19 08:04:47,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_dev_lock_of_rsxx_cardinfo [2023-11-19 08:04:47,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_dev_lock_of_rsxx_cardinfo [2023-11-19 08:04:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2023-11-19 08:04:47,010 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2023-11-19 08:04:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_9 [2023-11-19 08:04:47,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_9 [2023-11-19 08:04:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 08:04:47,010 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 08:04:47,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 08:04:47,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 08:04:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure dev_crit [2023-11-19 08:04:47,011 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_crit [2023-11-19 08:04:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure set_capacity [2023-11-19 08:04:47,011 INFO L138 BoogieDeclarations]: Found implementation of procedure set_capacity [2023-11-19 08:04:47,011 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_complete_dma [2023-11-19 08:04:47,011 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_complete_dma [2023-11-19 08:04:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-19 08:04:47,012 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-19 08:04:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 08:04:47,012 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 08:04:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 08:04:47,012 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 08:04:47,012 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR_OR_NULL [2023-11-19 08:04:47,012 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR_OR_NULL [2023-11-19 08:04:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2023-11-19 08:04:47,013 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2023-11-19 08:04:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_eeh_failure [2023-11-19 08:04:47,013 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_eeh_failure [2023-11-19 08:04:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure card_shutdown [2023-11-19 08:04:47,013 INFO L138 BoogieDeclarations]: Found implementation of procedure card_shutdown [2023-11-19 08:04:47,013 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-19 08:04:47,014 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-19 08:04:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:04:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 08:04:47,014 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 08:04:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2023-11-19 08:04:47,014 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2023-11-19 08:04:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 08:04:47,014 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_reg_access [2023-11-19 08:04:47,015 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_reg_access [2023-11-19 08:04:47,015 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2023-11-19 08:04:47,015 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2023-11-19 08:04:47,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 08:04:47,015 INFO L130 BoogieDeclarations]: Found specification of procedure creg_kick_queue [2023-11-19 08:04:47,015 INFO L138 BoogieDeclarations]: Found implementation of procedure creg_kick_queue [2023-11-19 08:04:47,015 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2023-11-19 08:04:47,016 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2023-11-19 08:04:47,016 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-19 08:04:47,016 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-19 08:04:47,016 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-19 08:04:47,016 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-19 08:04:47,016 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 08:04:47,016 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 08:04:47,016 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-19 08:04:47,017 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-19 08:04:47,017 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-19 08:04:47,017 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-19 08:04:47,017 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_dma_cleanup [2023-11-19 08:04:47,017 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_dma_cleanup [2023-11-19 08:04:47,017 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-19 08:04:47,017 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-19 08:04:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-19 08:04:47,018 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-19 08:04:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2023-11-19 08:04:47,018 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2023-11-19 08:04:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-19 08:04:47,018 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-19 08:04:47,018 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2023-11-19 08:04:47,018 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2023-11-19 08:04:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_6 [2023-11-19 08:04:47,019 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_6 [2023-11-19 08:04:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2023-11-19 08:04:47,019 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2023-11-19 08:04:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_pci_shutdown [2023-11-19 08:04:47,019 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_pci_shutdown [2023-11-19 08:04:47,019 INFO L130 BoogieDeclarations]: Found specification of procedure issue_creg_rw [2023-11-19 08:04:47,019 INFO L138 BoogieDeclarations]: Found implementation of procedure issue_creg_rw [2023-11-19 08:04:47,020 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_card_state_to_str [2023-11-19 08:04:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_card_state_to_str [2023-11-19 08:04:47,116 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-11-19 08:04:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2023-11-19 08:04:47,116 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_disable_ier [2023-11-19 08:04:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_disable_ier [2023-11-19 08:04:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 08:04:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 08:04:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2023-11-19 08:04:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2023-11-19 08:04:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:04:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2023-11-19 08:04:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2023-11-19 08:04:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2023-11-19 08:04:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2023-11-19 08:04:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_disable_ier_and_isr [2023-11-19 08:04:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_disable_ier_and_isr [2023-11-19 08:04:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-19 08:04:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-19 08:04:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 08:04:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 08:04:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2023-11-19 08:04:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2023-11-19 08:04:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure get_tracker_dma [2023-11-19 08:04:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tracker_dma [2023-11-19 08:04:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 08:04:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 08:04:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2023-11-19 08:04:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2023-11-19 08:04:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure creg_cmd_done [2023-11-19 08:04:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure creg_cmd_done [2023-11-19 08:04:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2023-11-19 08:04:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2023-11-19 08:04:47,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-19 08:04:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-19 08:04:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_enable_ier_and_isr [2023-11-19 08:04:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_enable_ier_and_isr [2023-11-19 08:04:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2023-11-19 08:04:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2023-11-19 08:04:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_get_card_size8 [2023-11-19 08:04:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_get_card_size8 [2023-11-19 08:04:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_9 [2023-11-19 08:04:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_9 [2023-11-19 08:04:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2023-11-19 08:04:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2023-11-19 08:04:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure rsxx_read_hw_log [2023-11-19 08:04:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure rsxx_read_hw_log [2023-11-19 08:04:47,120 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2023-11-19 08:04:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2023-11-19 08:04:47,120 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2023-11-19 08:04:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2023-11-19 08:04:47,120 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-11-19 08:04:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-11-19 08:04:47,120 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2023-11-19 08:04:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_free [2023-11-19 08:04:47,120 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-19 08:04:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-19 08:04:47,120 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2023-11-19 08:04:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2023-11-19 08:04:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_size [2023-11-19 08:04:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_size [2023-11-19 08:04:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure __enable_intr [2023-11-19 08:04:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __enable_intr [2023-11-19 08:04:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:04:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-11-19 08:04:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-11-19 08:04:47,983 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:04:47,997 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:04:48,188 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 08:05:00,687 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:05:00,723 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:05:00,723 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 08:05:00,741 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:05:00 BoogieIcfgContainer [2023-11-19 08:05:00,742 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:05:00,745 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:05:00,745 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:05:00,748 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:05:00,749 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:04:40" (1/3) ... [2023-11-19 08:05:00,751 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@156b5f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:05:00, skipping insertion in model container [2023-11-19 08:05:00,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:04:45" (2/3) ... [2023-11-19 08:05:00,751 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@156b5f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:05:00, skipping insertion in model container [2023-11-19 08:05:00,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:05:00" (3/3) ... [2023-11-19 08:05:00,753 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--block--rsxx--rsxx.ko-entry_point.cil.out.i [2023-11-19 08:05:00,773 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:05:00,773 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 08:05:00,934 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:05:00,944 INFO L357 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, mHoare=true, 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;@3ebc404e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:05:00,944 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 08:05:00,960 INFO L276 IsEmpty]: Start isEmpty. Operand has 2446 states, 1659 states have (on average 1.3122362869198312) internal successors, (2177), 1707 states have internal predecessors, (2177), 633 states have call successors, (633), 153 states have call predecessors, (633), 152 states have return successors, (622), 620 states have call predecessors, (622), 622 states have call successors, (622) [2023-11-19 08:05:01,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2023-11-19 08:05:01,008 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:05:01,009 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:05:01,010 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:05:01,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:01,020 INFO L85 PathProgramCache]: Analyzing trace with hash -817231992, now seen corresponding path program 1 times [2023-11-19 08:05:01,030 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:05:01,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327548956] [2023-11-19 08:05:01,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:01,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:05:01,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:01,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 08:05:01,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:02,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:05:02,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 08:05:02,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:02,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 08:05:02,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:02,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-19 08:05:02,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:02,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-19 08:05:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:02,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-19 08:05:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:02,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-19 08:05:02,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-19 08:05:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:02,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-19 08:05:02,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-19 08:05:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-19 08:05:02,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-19 08:05:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-19 08:05:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-19 08:05:02,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-11-19 08:05:02,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-19 08:05:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2023-11-19 08:05:02,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-11-19 08:05:02,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:02,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2023-11-19 08:05:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2023-11-19 08:05:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:02,722 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2023-11-19 08:05:02,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:05:02,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327548956] [2023-11-19 08:05:02,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327548956] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:05:02,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:05:02,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-19 08:05:02,730 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370582606] [2023-11-19 08:05:02,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:05:02,740 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-19 08:05:02,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:05:02,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-19 08:05:02,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 08:05:02,786 INFO L87 Difference]: Start difference. First operand has 2446 states, 1659 states have (on average 1.3122362869198312) internal successors, (2177), 1707 states have internal predecessors, (2177), 633 states have call successors, (633), 153 states have call predecessors, (633), 152 states have return successors, (622), 620 states have call predecessors, (622), 622 states have call successors, (622) Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-19 08:05:06,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 08:05:08,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 08:05:10,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 08:05:18,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 08:05:18,465 INFO L93 Difference]: Finished difference Result 5205 states and 7598 transitions. [2023-11-19 08:05:18,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-19 08:05:18,468 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 297 [2023-11-19 08:05:18,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 08:05:18,531 INFO L225 Difference]: With dead ends: 5205 [2023-11-19 08:05:18,532 INFO L226 Difference]: Without dead ends: 2744 [2023-11-19 08:05:18,558 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-19 08:05:18,563 INFO L413 NwaCegarLoop]: 2817 mSDtfsCounter, 2164 mSDsluCounter, 1486 mSDsCounter, 0 mSdLazyCounter, 1583 mSolverCounterSat, 2412 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2188 SdHoareTripleChecker+Valid, 4303 SdHoareTripleChecker+Invalid, 3998 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2412 IncrementalHoareTripleChecker+Valid, 1583 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.1s IncrementalHoareTripleChecker+Time [2023-11-19 08:05:18,567 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2188 Valid, 4303 Invalid, 3998 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2412 Valid, 1583 Invalid, 3 Unknown, 0 Unchecked, 15.1s Time] [2023-11-19 08:05:18,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2744 states. [2023-11-19 08:05:18,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2744 to 2426. [2023-11-19 08:05:18,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2426 states, 1652 states have (on average 1.3026634382566586) internal successors, (2152), 1687 states have internal predecessors, (2152), 622 states have call successors, (622), 152 states have call predecessors, (622), 151 states have return successors, (612), 610 states have call predecessors, (612), 612 states have call successors, (612) [2023-11-19 08:05:18,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2426 states to 2426 states and 3386 transitions. [2023-11-19 08:05:18,917 INFO L78 Accepts]: Start accepts. Automaton has 2426 states and 3386 transitions. Word has length 297 [2023-11-19 08:05:18,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 08:05:18,917 INFO L495 AbstractCegarLoop]: Abstraction has 2426 states and 3386 transitions. [2023-11-19 08:05:18,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.8) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-19 08:05:18,918 INFO L276 IsEmpty]: Start isEmpty. Operand 2426 states and 3386 transitions. [2023-11-19 08:05:18,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2023-11-19 08:05:18,928 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 08:05:18,928 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 08:05:18,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 08:05:18,929 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 08:05:18,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:05:18,932 INFO L85 PathProgramCache]: Analyzing trace with hash 18751480, now seen corresponding path program 1 times [2023-11-19 08:05:18,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:05:18,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595983495] [2023-11-19 08:05:18,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:05:18,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:05:19,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 08:05:19,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:19,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 08:05:19,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 08:05:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 08:05:19,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-19 08:05:19,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:19,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-19 08:05:19,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-19 08:05:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:19,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-19 08:05:19,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:19,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-19 08:05:19,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 08:05:19,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-19 08:05:19,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2023-11-19 08:05:19,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-19 08:05:19,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2023-11-19 08:05:19,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2023-11-19 08:05:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2023-11-19 08:05:19,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:19,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:20,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2023-11-19 08:05:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:20,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:20,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:20,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2023-11-19 08:05:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:20,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:20,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2023-11-19 08:05:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:20,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:20,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:20,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2023-11-19 08:05:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:20,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 08:05:20,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:20,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2023-11-19 08:05:20,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:20,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2023-11-19 08:05:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:05:20,130 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 909 trivial. 0 not checked. [2023-11-19 08:05:20,130 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:05:20,130 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595983495] [2023-11-19 08:05:20,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595983495] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:05:20,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:05:20,131 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 08:05:20,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813967188] [2023-11-19 08:05:20,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:05:20,133 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 08:05:20,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:05:20,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 08:05:20,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-19 08:05:20,135 INFO L87 Difference]: Start difference. First operand 2426 states and 3386 transitions. Second operand has 6 states, 6 states have (on average 11.333333333333334) internal successors, (68), 3 states have internal predecessors, (68), 2 states have call successors, (28), 5 states have call predecessors, (28), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2023-11-19 08:05:23,364 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []