./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-43_2a-drivers--infiniband--ulp--isert--ib_isert.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--infiniband--ulp--isert--ib_isert.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme --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 b01f589d408f6e26ea7a63733affb8614d3f46d7c24e67c8e520356eb639cf0d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:46:30,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:46:31,098 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 11:46:31,104 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:46:31,105 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:46:31,132 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:46:31,133 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:46:31,133 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:46:31,134 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:46:31,135 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:46:31,136 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:46:31,136 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:46:31,137 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:46:31,138 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:46:31,138 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:46:31,139 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:46:31,139 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:46:31,140 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:46:31,140 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:46:31,141 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:46:31,141 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:46:31,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:46:31,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:46:31,143 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:46:31,143 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:46:31,144 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:46:31,144 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:46:31,145 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:46:31,145 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:46:31,145 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:46:31,146 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:46:31,146 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:46:31,147 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:46:31,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:46:31,148 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:46:31,170 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:46:31,171 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:46:31,171 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:46:31,171 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:46:31,172 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_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b01f589d408f6e26ea7a63733affb8614d3f46d7c24e67c8e520356eb639cf0d [2023-11-26 11:46:31,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:46:31,534 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:46:31,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:46:31,538 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:46:31,539 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:46:31,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--infiniband--ulp--isert--ib_isert.ko-entry_point.cil.out.i [2023-11-26 11:46:34,646 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:46:35,479 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:46:35,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--infiniband--ulp--isert--ib_isert.ko-entry_point.cil.out.i [2023-11-26 11:46:35,542 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme/data/8d1da23e3/b794f9bbd52e491c8b8b6784620f5baf/FLAG0642f69d3 [2023-11-26 11:46:35,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme/data/8d1da23e3/b794f9bbd52e491c8b8b6784620f5baf [2023-11-26 11:46:35,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:46:35,561 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:46:35,562 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:46:35,562 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:46:35,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:46:35,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:46:35" (1/1) ... [2023-11-26 11:46:35,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@466b7f95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:35, skipping insertion in model container [2023-11-26 11:46:35,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:46:35" (1/1) ... [2023-11-26 11:46:35,783 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:46:39,418 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_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--infiniband--ulp--isert--ib_isert.ko-entry_point.cil.out.i[472306,472319] [2023-11-26 11:46:39,482 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:46:39,523 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 11:46:39,784 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [9396] [2023-11-26 11:46:39,786 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapq %0": "=r" (val): "0" (val)); [9403] [2023-11-26 11:46:39,794 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [9575] [2023-11-26 11:46:39,794 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9578] [2023-11-26 11:46:39,795 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9581] [2023-11-26 11:46:39,795 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9584] [2023-11-26 11:46:39,798 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; subl %2, %0; sete %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [9638-9639] [2023-11-26 11:46:39,799 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; cmpxchgb %2,%1": "=a" (__ret), "+m" (*__ptr): "q" (__new), "0" (__old): "memory"); [9658-9659] [2023-11-26 11:46:39,800 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; cmpxchgw %2,%1": "=a" (__ret), "+m" (*__ptr___0): "r" (__new), "0" (__old): "memory"); [9663-9664] [2023-11-26 11:46:39,801 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; cmpxchgl %2,%1": "=a" (__ret), "+m" (*__ptr___1): "r" (__new), "0" (__old): "memory"); [9668-9669] [2023-11-26 11:46:39,801 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; cmpxchgq %2,%1": "=a" (__ret), "+m" (*__ptr___2): "r" (__new), "0" (__old): "memory"); [9673-9674] [2023-11-26 11:46:39,813 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/linux/scatterlist.h"), "i" (123), "i" (12UL)); [9949-9950] [2023-11-26 11:46:39,814 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/linux/scatterlist.h"), "i" (124), "i" (12UL)); [9957-9958] [2023-11-26 11:46:39,829 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" (19), "i" (12UL)); [10034-10035] [2023-11-26 11:46:39,837 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" (36), "i" (12UL)); [10063-10064] [2023-11-26 11:46:39,840 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" (56), "i" (12UL)); [10111-10112] [2023-11-26 11:46:39,840 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" (58), "i" (12UL)); [10120-10121] [2023-11-26 11:46:39,842 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" (70), "i" (12UL)); [10144-10145] [2023-11-26 11:46:39,843 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" (108), "i" (12UL)); [10174-10175] [2023-11-26 11:46:39,845 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" (120), "i" (12UL)); [10204-10205] [2023-11-26 11:46:40,108 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 *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/753/dscv_tempdir/dscv/ri/43_2a/drivers/infiniband/ulp/isert/ib_isert.c"), "i" (808), "i" (12UL)); [11532-11533] [2023-11-26 11:46:40,618 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_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--infiniband--ulp--isert--ib_isert.ko-entry_point.cil.out.i[472306,472319] [2023-11-26 11:46:40,634 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 11:46:40,779 WARN L675 CHandler]: The function ldv_calloc is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:46:40,779 WARN L675 CHandler]: The function __cmpxchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:46:40,779 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:46:40,779 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 11:46:40,788 INFO L206 MainTranslator]: Completed translation [2023-11-26 11:46:40,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:40 WrapperNode [2023-11-26 11:46:40,789 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:46:40,791 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 11:46:40,791 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 11:46:40,791 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 11:46:40,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:40" (1/1) ... [2023-11-26 11:46:40,951 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:40" (1/1) ... [2023-11-26 11:46:41,248 INFO L138 Inliner]: procedures = 390, calls = 2850, calls flagged for inlining = 203, calls inlined = 169, statements flattened = 7550 [2023-11-26 11:46:41,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 11:46:41,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 11:46:41,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 11:46:41,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 11:46:41,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:40" (1/1) ... [2023-11-26 11:46:41,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:40" (1/1) ... [2023-11-26 11:46:41,302 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:40" (1/1) ... [2023-11-26 11:46:44,995 INFO L175 MemorySlicer]: Split 1067 memory accesses to 14 slices as follows [2, 1, 6, 6, 4, 5, 5, 959, 2, 35, 5, 9, 2, 26]. 90 percent of accesses are in the largest equivalence class. The 70 initializations are split as follows [2, 0, 0, 0, 0, 5, 5, 21, 2, 35, 0, 0, 0, 0]. The 308 writes are split as follows [0, 0, 0, 0, 3, 0, 0, 289, 0, 0, 1, 1, 1, 13]. [2023-11-26 11:46:44,996 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:40" (1/1) ... [2023-11-26 11:46:44,997 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:40" (1/1) ... [2023-11-26 11:46:45,214 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:40" (1/1) ... [2023-11-26 11:46:45,243 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:40" (1/1) ... [2023-11-26 11:46:45,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:40" (1/1) ... [2023-11-26 11:46:45,325 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:40" (1/1) ... [2023-11-26 11:46:45,387 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 11:46:45,388 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 11:46:45,388 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 11:46:45,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 11:46:45,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:40" (1/1) ... [2023-11-26 11:46:45,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:46:45,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 11:46:45,422 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 11:46:45,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_20e2f6c8-f836-43ab-86b5-0f6e332ab4f0/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 11:46:45,463 INFO L130 BoogieDeclarations]: Found specification of procedure ib_wc_status_msg [2023-11-26 11:46:45,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_wc_status_msg [2023-11-26 11:46:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-26 11:46:45,465 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-26 11:46:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure isert_setup_id [2023-11-26 11:46:45,465 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_setup_id [2023-11-26 11:46:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-11-26 11:46:45,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-11-26 11:46:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 11:46:45,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 11:46:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2023-11-26 11:46:45,469 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2023-11-26 11:46:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2023-11-26 11:46:45,469 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2023-11-26 11:46:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure iscsit_stop_dataout_timer [2023-11-26 11:46:45,469 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsit_stop_dataout_timer [2023-11-26 11:46:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure rdma_destroy_id [2023-11-26 11:46:45,470 INFO L138 BoogieDeclarations]: Found implementation of procedure rdma_destroy_id [2023-11-26 11:46:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-26 11:46:45,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2023-11-26 11:46:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure isert_cq_work [2023-11-26 11:46:45,470 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_cq_work [2023-11-26 11:46:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2023-11-26 11:46:45,470 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2023-11-26 11:46:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_recv [2023-11-26 11:46:45,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_recv [2023-11-26 11:46:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_sync_single_for_device [2023-11-26 11:46:45,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_sync_single_for_device [2023-11-26 11:46:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-26 11:46:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_unmap_single [2023-11-26 11:46:45,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_unmap_single [2023-11-26 11:46:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure isert_init_send_wr [2023-11-26 11:46:45,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_init_send_wr [2023-11-26 11:46:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-26 11:46:45,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-26 11:46:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-26 11:46:45,473 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-26 11:46:45,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 11:46:45,473 INFO L130 BoogieDeclarations]: Found specification of procedure ib_sg_dma_address [2023-11-26 11:46:45,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_sg_dma_address [2023-11-26 11:46:45,474 INFO L130 BoogieDeclarations]: Found specification of procedure isert_wait_conn [2023-11-26 11:46:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_wait_conn [2023-11-26 11:46:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u64~0~X~int~X~int~TO~VOID [2023-11-26 11:46:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u64~0~X~int~X~int~TO~VOID [2023-11-26 11:46:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-26 11:46:45,475 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-26 11:46:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2023-11-26 11:46:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2023-11-26 11:46:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_map_single [2023-11-26 11:46:45,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_map_single [2023-11-26 11:46:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2023-11-26 11:46:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2023-11-26 11:46:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2023-11-26 11:46:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2023-11-26 11:46:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2023-11-26 11:46:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2023-11-26 11:46:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2023-11-26 11:46:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2023-11-26 11:46:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2023-11-26 11:46:45,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2023-11-26 11:46:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2023-11-26 11:46:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2023-11-26 11:46:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2023-11-26 11:46:45,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2023-11-26 11:46:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure isert_conn_terminate [2023-11-26 11:46:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_conn_terminate [2023-11-26 11:46:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-26 11:46:45,480 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-26 11:46:45,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2023-11-26 11:46:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2023-11-26 11:46:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2023-11-26 11:46:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2023-11-26 11:46:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2023-11-26 11:46:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2023-11-26 11:46:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2023-11-26 11:46:45,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2023-11-26 11:46:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2023-11-26 11:46:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2023-11-26 11:46:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2023-11-26 11:46:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2023-11-26 11:46:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2023-11-26 11:46:45,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2023-11-26 11:46:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure isert_prot_cmd [2023-11-26 11:46:45,483 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_prot_cmd [2023-11-26 11:46:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 11:46:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 11:46:45,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 11:46:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 11:46:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 11:46:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 11:46:45,484 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 11:46:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 11:46:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 11:46:45,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 11:46:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 11:46:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-26 11:46:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-26 11:46:45,486 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-26 11:46:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2023-11-26 11:46:45,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2023-11-26 11:46:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_interruptible [2023-11-26 11:46:45,487 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_interruptible [2023-11-26 11:46:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2023-11-26 11:46:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2023-11-26 11:46:45,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2023-11-26 11:46:45,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2023-11-26 11:46:45,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2023-11-26 11:46:45,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2023-11-26 11:46:45,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2023-11-26 11:46:45,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2023-11-26 11:46:45,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2023-11-26 11:46:45,488 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2023-11-26 11:46:45,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2023-11-26 11:46:45,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2023-11-26 11:46:45,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2023-11-26 11:46:45,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2023-11-26 11:46:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2023-11-26 11:46:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2023-11-26 11:46:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2023-11-26 11:46:45,490 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2023-11-26 11:46:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2023-11-26 11:46:45,491 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2023-11-26 11:46:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2023-11-26 11:46:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2023-11-26 11:46:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2023-11-26 11:46:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2023-11-26 11:46:45,496 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2023-11-26 11:46:45,496 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2023-11-26 11:46:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2023-11-26 11:46:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2023-11-26 11:46:45,497 INFO L130 BoogieDeclarations]: Found specification of procedure isert_release_work [2023-11-26 11:46:45,498 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_release_work [2023-11-26 11:46:45,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-11-26 11:46:45,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-11-26 11:46:45,499 INFO L130 BoogieDeclarations]: Found specification of procedure isert_free_np [2023-11-26 11:46:45,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_free_np [2023-11-26 11:46:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure isert_comp_put [2023-11-26 11:46:45,505 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_comp_put [2023-11-26 11:46:45,505 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-26 11:46:45,505 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-26 11:46:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2023-11-26 11:46:45,506 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2023-11-26 11:46:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2023-11-26 11:46:45,506 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2023-11-26 11:46:45,506 INFO L130 BoogieDeclarations]: Found specification of procedure sg_copy_from_buffer [2023-11-26 11:46:45,506 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_copy_from_buffer [2023-11-26 11:46:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-26 11:46:45,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-26 11:46:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 11:46:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2023-11-26 11:46:45,507 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2023-11-26 11:46:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 11:46:45,507 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2023-11-26 11:46:45,508 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2023-11-26 11:46:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 11:46:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 11:46:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 11:46:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 11:46:45,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 11:46:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 11:46:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 11:46:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 11:46:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 11:46:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 11:46:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 11:46:45,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-26 11:46:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-26 11:46:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-26 11:46:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-26 11:46:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-26 11:46:45,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-26 11:46:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure isert_completion_put [2023-11-26 11:46:45,510 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_completion_put [2023-11-26 11:46:45,510 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-26 11:46:45,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2023-11-26 11:46:45,511 INFO L130 BoogieDeclarations]: Found specification of procedure isert_unmap_data_buf [2023-11-26 11:46:45,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_unmap_data_buf [2023-11-26 11:46:45,511 INFO L130 BoogieDeclarations]: Found specification of procedure isert_inv_rkey [2023-11-26 11:46:45,511 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_inv_rkey [2023-11-26 11:46:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-26 11:46:45,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-26 11:46:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_sync_single_for_cpu [2023-11-26 11:46:45,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_sync_single_for_cpu [2023-11-26 11:46:45,512 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2023-11-26 11:46:45,512 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2023-11-26 11:46:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure isert_allocate_cmd [2023-11-26 11:46:45,513 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_allocate_cmd [2023-11-26 11:46:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure isert_do_control_comp [2023-11-26 11:46:45,513 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_do_control_comp [2023-11-26 11:46:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure isert_put_conn [2023-11-26 11:46:45,513 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_put_conn [2023-11-26 11:46:45,513 INFO L130 BoogieDeclarations]: Found specification of procedure isert_connect_release [2023-11-26 11:46:45,513 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_connect_release [2023-11-26 11:46:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure isert_free_comps [2023-11-26 11:46:45,514 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_free_comps [2023-11-26 11:46:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 11:46:45,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 11:46:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2023-11-26 11:46:45,514 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2023-11-26 11:46:45,514 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-26 11:46:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-26 11:46:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-26 11:46:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-26 11:46:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2023-11-26 11:46:45,515 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2023-11-26 11:46:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2023-11-26 11:46:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2023-11-26 11:46:45,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2023-11-26 11:46:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2023-11-26 11:46:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2023-11-26 11:46:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2023-11-26 11:46:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2023-11-26 11:46:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2023-11-26 11:46:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2023-11-26 11:46:45,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2023-11-26 11:46:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2023-11-26 11:46:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2023-11-26 11:46:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2023-11-26 11:46:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2023-11-26 11:46:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2023-11-26 11:46:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2023-11-26 11:46:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2023-11-26 11:46:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2023-11-26 11:46:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2023-11-26 11:46:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2023-11-26 11:46:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2023-11-26 11:46:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2023-11-26 11:46:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2023-11-26 11:46:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2023-11-26 11:46:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2023-11-26 11:46:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2023-11-26 11:46:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2023-11-26 11:46:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2023-11-26 11:46:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure isert_device_put [2023-11-26 11:46:45,519 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_device_put [2023-11-26 11:46:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-26 11:46:45,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-26 11:46:45,519 INFO L130 BoogieDeclarations]: Found specification of procedure isert_map_data_buf [2023-11-26 11:46:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_map_data_buf [2023-11-26 11:46:45,520 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2023-11-26 11:46:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2023-11-26 11:46:45,520 INFO L130 BoogieDeclarations]: Found specification of procedure isert_free_conn [2023-11-26 11:46:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_free_conn [2023-11-26 11:46:45,520 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send [2023-11-26 11:46:45,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send [2023-11-26 11:46:45,521 INFO L130 BoogieDeclarations]: Found specification of procedure isert_init_tx_hdrs [2023-11-26 11:46:45,521 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_init_tx_hdrs [2023-11-26 11:46:45,521 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-26 11:46:45,521 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-26 11:46:45,521 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2023-11-26 11:46:45,521 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2023-11-26 11:46:45,521 INFO L130 BoogieDeclarations]: Found specification of procedure ib_free_fast_reg_page_list [2023-11-26 11:46:45,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_free_fast_reg_page_list [2023-11-26 11:46:45,526 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2023-11-26 11:46:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2023-11-26 11:46:45,526 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-26 11:46:45,526 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-26 11:46:45,527 INFO L130 BoogieDeclarations]: Found specification of procedure isert_aborted_task [2023-11-26 11:46:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_aborted_task [2023-11-26 11:46:45,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-26 11:46:45,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-26 11:46:45,527 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-11-26 11:46:45,528 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-11-26 11:46:45,529 INFO L130 BoogieDeclarations]: Found specification of procedure isert_put_response [2023-11-26 11:46:45,529 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_put_response [2023-11-26 11:46:45,529 INFO L130 BoogieDeclarations]: Found specification of procedure isert_wait4flush [2023-11-26 11:46:45,529 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_wait4flush [2023-11-26 11:46:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-26 11:46:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-26 11:46:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-26 11:46:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-26 11:46:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-26 11:46:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-26 11:46:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-26 11:46:45,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-26 11:46:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-26 11:46:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-26 11:46:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-26 11:46:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-26 11:46:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-26 11:46:45,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2023-11-26 11:46:45,531 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-26 11:46:45,531 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-26 11:46:45,532 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-26 11:46:45,532 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-26 11:46:45,532 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-26 11:46:45,532 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-26 11:46:45,532 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-26 11:46:45,532 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-26 11:46:45,532 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-26 11:46:45,532 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-26 11:46:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-26 11:46:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-26 11:46:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-26 11:46:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2023-11-26 11:46:45,533 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 11:46:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 11:46:45,533 INFO L130 BoogieDeclarations]: Found specification of procedure isert_free_login_buf [2023-11-26 11:46:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_free_login_buf [2023-11-26 11:46:45,534 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-26 11:46:45,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-26 11:46:45,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 11:46:45,534 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-26 11:46:45,534 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-26 11:46:45,534 INFO L130 BoogieDeclarations]: Found specification of procedure iscsit_priv_cmd [2023-11-26 11:46:45,534 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsit_priv_cmd [2023-11-26 11:46:45,534 INFO L130 BoogieDeclarations]: Found specification of procedure isert_put_nopin [2023-11-26 11:46:45,535 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_put_nopin [2023-11-26 11:46:45,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 11:46:45,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 11:46:45,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 11:46:45,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 11:46:45,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 11:46:45,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 11:46:45,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 11:46:45,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 11:46:45,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 11:46:45,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 11:46:45,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 11:46:45,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-26 11:46:45,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-26 11:46:45,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-26 11:46:45,536 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2023-11-26 11:46:45,537 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2023-11-26 11:46:45,537 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-11-26 11:46:45,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-11-26 11:46:45,537 INFO L130 BoogieDeclarations]: Found specification of procedure isert_reg_rdma [2023-11-26 11:46:45,537 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_reg_rdma [2023-11-26 11:46:45,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 11:46:45,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 11:46:45,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 11:46:45,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 11:46:45,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 11:46:45,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 11:46:45,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 11:46:45,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 11:46:45,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 11:46:45,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 11:46:45,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 11:46:45,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-26 11:46:45,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-26 11:46:45,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-26 11:46:45,539 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-26 11:46:45,539 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-26 11:46:45,539 INFO L130 BoogieDeclarations]: Found specification of procedure isert_post_recv [2023-11-26 11:46:45,539 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_post_recv [2023-11-26 11:46:45,539 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-26 11:46:45,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-26 11:46:45,540 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-26 11:46:45,540 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-26 11:46:45,540 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-11-26 11:46:45,540 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-11-26 11:46:45,540 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-26 11:46:45,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-26 11:46:45,540 INFO L130 BoogieDeclarations]: Found specification of procedure isert_rdma_post_recvl [2023-11-26 11:46:45,541 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_rdma_post_recvl [2023-11-26 11:46:45,541 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-26 11:46:45,541 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-26 11:46:45,541 INFO L130 BoogieDeclarations]: Found specification of procedure isert_conn_free_fastreg_pool [2023-11-26 11:46:45,541 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_conn_free_fastreg_pool [2023-11-26 11:46:45,541 INFO L130 BoogieDeclarations]: Found specification of procedure transport_send_check_condition_and_sense [2023-11-26 11:46:45,541 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_send_check_condition_and_sense [2023-11-26 11:46:45,541 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-26 11:46:45,542 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-26 11:46:45,542 INFO L130 BoogieDeclarations]: Found specification of procedure isert_reg_sig_mr [2023-11-26 11:46:45,542 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_reg_sig_mr [2023-11-26 11:46:45,542 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_free_cmd [2023-11-26 11:46:45,542 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_free_cmd [2023-11-26 11:46:45,542 INFO L130 BoogieDeclarations]: Found specification of procedure isert_unmap_tx_desc [2023-11-26 11:46:45,542 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_unmap_tx_desc [2023-11-26 11:46:45,542 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-26 11:46:45,542 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-26 11:46:45,543 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2023-11-26 11:46:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2023-11-26 11:46:45,543 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2023-11-26 11:46:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2023-11-26 11:46:45,543 INFO L130 BoogieDeclarations]: Found specification of procedure isert_handle_prot_cmd [2023-11-26 11:46:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_handle_prot_cmd [2023-11-26 11:46:45,543 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dereg_mr [2023-11-26 11:46:45,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dereg_mr [2023-11-26 11:46:45,544 INFO L130 BoogieDeclarations]: Found specification of procedure ib_req_notify_cq [2023-11-26 11:46:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_req_notify_cq [2023-11-26 11:46:45,544 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-26 11:46:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-26 11:46:45,544 INFO L130 BoogieDeclarations]: Found specification of procedure isert_check_pi_status [2023-11-26 11:46:45,544 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_check_pi_status [2023-11-26 11:46:45,544 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2023-11-26 11:46:45,545 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2023-11-26 11:46:45,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 11:46:45,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 11:46:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 11:46:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 11:46:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 11:46:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 11:46:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 11:46:45,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 11:46:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 11:46:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 11:46:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 11:46:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-26 11:46:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-26 11:46:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-26 11:46:45,547 INFO L130 BoogieDeclarations]: Found specification of procedure isert_create_send_desc [2023-11-26 11:46:45,547 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_create_send_desc [2023-11-26 11:46:45,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-26 11:46:45,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-26 11:46:45,548 INFO L130 BoogieDeclarations]: Found specification of procedure ib_sg_dma_len [2023-11-26 11:46:45,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_sg_dma_len [2023-11-26 11:46:45,548 INFO L130 BoogieDeclarations]: Found specification of procedure isert_fast_reg_mr [2023-11-26 11:46:45,548 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_fast_reg_mr [2023-11-26 11:46:45,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-26 11:46:45,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-26 11:46:45,549 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2023-11-26 11:46:45,549 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2023-11-26 11:46:45,549 INFO L130 BoogieDeclarations]: Found specification of procedure isert_post_response [2023-11-26 11:46:45,549 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_post_response [2023-11-26 11:46:45,549 INFO L130 BoogieDeclarations]: Found specification of procedure ib_alloc_fast_reg_mr [2023-11-26 11:46:45,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_alloc_fast_reg_mr [2023-11-26 11:46:45,549 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-26 11:46:45,549 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-26 11:46:45,550 INFO L130 BoogieDeclarations]: Found specification of procedure isert_rx_login_req [2023-11-26 11:46:45,550 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_rx_login_req [2023-11-26 11:46:45,550 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2023-11-26 11:46:45,550 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2023-11-26 11:46:45,550 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dma_mapping_error [2023-11-26 11:46:45,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dma_mapping_error [2023-11-26 11:46:45,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 11:46:45,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 11:46:45,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 11:46:45,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 11:46:45,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 11:46:45,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 11:46:45,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 11:46:45,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 11:46:45,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 11:46:45,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 11:46:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 11:46:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-26 11:46:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-26 11:46:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-26 11:46:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-26 11:46:45,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-11-26 11:46:45,552 INFO L130 BoogieDeclarations]: Found specification of procedure target_put_sess_cmd [2023-11-26 11:46:45,552 INFO L138 BoogieDeclarations]: Found implementation of procedure target_put_sess_cmd [2023-11-26 11:46:45,553 INFO L130 BoogieDeclarations]: Found specification of procedure isert_set_dif_domain [2023-11-26 11:46:45,553 INFO L138 BoogieDeclarations]: Found implementation of procedure isert_set_dif_domain [2023-11-26 11:46:45,553 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2023-11-26 11:46:45,553 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2023-11-26 11:46:45,553 INFO L130 BoogieDeclarations]: Found specification of procedure ib_dealloc_pd [2023-11-26 11:46:45,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_dealloc_pd [2023-11-26 11:46:45,553 INFO L130 BoogieDeclarations]: Found specification of procedure ib_alloc_fast_reg_page_list [2023-11-26 11:46:45,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_alloc_fast_reg_page_list [2023-11-26 11:46:45,554 INFO L130 BoogieDeclarations]: Found specification of procedure iscsit_build_rsp_pdu [2023-11-26 11:46:45,554 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsit_build_rsp_pdu [2023-11-26 11:46:46,859 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 11:46:46,864 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 11:46:47,545 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-26 11:46:59,059 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 11:46:59,511 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 11:46:59,511 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-26 11:46:59,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:46:59 BoogieIcfgContainer [2023-11-26 11:46:59,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 11:46:59,520 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 11:46:59,520 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 11:46:59,524 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 11:46:59,524 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 11:46:35" (1/3) ... [2023-11-26 11:46:59,526 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a206845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:46:59, skipping insertion in model container [2023-11-26 11:46:59,526 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:46:40" (2/3) ... [2023-11-26 11:46:59,527 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a206845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 11:46:59, skipping insertion in model container [2023-11-26 11:46:59,528 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 11:46:59" (3/3) ... [2023-11-26 11:46:59,529 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--infiniband--ulp--isert--ib_isert.ko-entry_point.cil.out.i [2023-11-26 11:46:59,551 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 11:46:59,551 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 11:46:59,671 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 11:46:59,679 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;@648f3e80, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 11:46:59,680 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 11:46:59,696 INFO L276 IsEmpty]: Start isEmpty. Operand has 2399 states, 1560 states have (on average 1.3673076923076923) internal successors, (2133), 1611 states have internal predecessors, (2133), 709 states have call successors, (709), 129 states have call predecessors, (709), 128 states have return successors, (703), 692 states have call predecessors, (703), 703 states have call successors, (703) [2023-11-26 11:46:59,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-26 11:46:59,730 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 11:46:59,731 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 11:46:59,734 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 11:46:59,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 11:46:59,743 INFO L85 PathProgramCache]: Analyzing trace with hash -379524959, now seen corresponding path program 1 times [2023-11-26 11:46:59,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 11:46:59,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406491896] [2023-11-26 11:46:59,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 11:46:59,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 11:47:00,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:00,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:47:00,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:00,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:47:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:00,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-26 11:47:00,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:00,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-26 11:47:00,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:00,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:47:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:00,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-26 11:47:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:00,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:47:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:00,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-26 11:47:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:00,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:47:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:00,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-26 11:47:00,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:00,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 11:47:00,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 11:47:00,929 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-26 11:47:00,930 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 11:47:00,930 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406491896] [2023-11-26 11:47:00,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406491896] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 11:47:00,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 11:47:00,935 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 11:47:00,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38251657] [2023-11-26 11:47:00,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 11:47:00,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 11:47:00,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 11:47:00,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 11:47:00,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-26 11:47:00,995 INFO L87 Difference]: Start difference. First operand has 2399 states, 1560 states have (on average 1.3673076923076923) internal successors, (2133), 1611 states have internal predecessors, (2133), 709 states have call successors, (709), 129 states have call predecessors, (709), 128 states have return successors, (703), 692 states have call predecessors, (703), 703 states have call successors, (703) Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (11), 5 states have call predecessors, (11), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2023-11-26 11:47:08,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 11:47:12,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []