./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-08_1a-drivers--infiniband--core--ib_cm.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_77a0a948-87e6-4d1c-933b-145cbf861f1f/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a0a948-87e6-4d1c-933b-145cbf861f1f/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_77a0a948-87e6-4d1c-933b-145cbf861f1f/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a0a948-87e6-4d1c-933b-145cbf861f1f/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a0a948-87e6-4d1c-933b-145cbf861f1f/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_77a0a948-87e6-4d1c-933b-145cbf861f1f/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 43cf6d17994e4ca10db4f92c4e83b8cb43d421b390c0dc616f8207713547bfb5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:38:34,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:38:35,047 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a0a948-87e6-4d1c-933b-145cbf861f1f/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-19 07:38:35,058 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:38:35,059 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:38:35,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:38:35,098 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:38:35,099 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:38:35,100 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:38:35,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:38:35,107 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:38:35,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:38:35,108 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:38:35,110 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:38:35,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:38:35,111 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:38:35,111 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:38:35,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:38:35,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:38:35,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:38:35,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:38:35,114 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:38:35,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:38:35,115 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:38:35,116 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:38:35,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:38:35,117 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:38:35,117 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:38:35,118 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:38:35,118 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:38:35,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:38:35,120 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:38:35,120 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:38:35,121 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:38:35,121 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:38:35,121 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:38:35,122 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_77a0a948-87e6-4d1c-933b-145cbf861f1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a0a948-87e6-4d1c-933b-145cbf861f1f/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43cf6d17994e4ca10db4f92c4e83b8cb43d421b390c0dc616f8207713547bfb5 [2023-11-19 07:38:35,448 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:38:35,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:38:35,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:38:35,482 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:38:35,483 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:38:35,484 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a0a948-87e6-4d1c-933b-145cbf861f1f/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2023-11-19 07:38:38,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:38:39,292 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:38:39,293 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a0a948-87e6-4d1c-933b-145cbf861f1f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2023-11-19 07:38:39,359 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a0a948-87e6-4d1c-933b-145cbf861f1f/bin/uautomizer-verify-uCwYo4JHxu/data/878c0e9ac/3c2ec0cf088a46d1a68d738c783ade8c/FLAG916f2e699 [2023-11-19 07:38:39,378 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a0a948-87e6-4d1c-933b-145cbf861f1f/bin/uautomizer-verify-uCwYo4JHxu/data/878c0e9ac/3c2ec0cf088a46d1a68d738c783ade8c [2023-11-19 07:38:39,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:38:39,383 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:38:39,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:38:39,385 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:38:39,393 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:38:39,394 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:38:39" (1/1) ... [2023-11-19 07:38:39,395 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4081c582 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:39, skipping insertion in model container [2023-11-19 07:38:39,396 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:38:39" (1/1) ... [2023-11-19 07:38:39,654 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:38:43,041 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_77a0a948-87e6-4d1c-933b-145cbf861f1f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i[403556,403569] [2023-11-19 07:38:43,102 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:38:43,164 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:38:43,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6834] [2023-11-19 07:38:43,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6836] [2023-11-19 07:38:43,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [6846] [2023-11-19 07:38:43,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6853] [2023-11-19 07:38:43,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapq %0": "=r" (val): "0" (val)); [6860] [2023-11-19 07:38:43,383 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)); [6932] [2023-11-19 07:38:43,383 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)); [6939] [2023-11-19 07:38:43,384 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"); [6947-6948] [2023-11-19 07:38:43,384 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; sete %1": "+m" (v->counter), "=qm" (c): : "memory"); [6956-6957] [2023-11-19 07:38:43,391 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 %2, %0; sets %1": "+m" (v->counter), "=qm" (c): "er" (i): "memory"); [6965-6966] [2023-11-19 07:38:43,392 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; addq %1,%0": "=m" (v->counter): "er" (i), "m" (v->counter)); [6981-6982] [2023-11-19 07:38:43,392 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; incq %0": "=m" (v->counter): "m" (v->counter)); [6989] [2023-11-19 07:38:43,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [7030] [2023-11-19 07:38:43,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [7033] [2023-11-19 07:38:43,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [7035] [2023-11-19 07:38:43,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [7040] [2023-11-19 07:38:43,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [7043] [2023-11-19 07:38:43,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [7045] [2023-11-19 07:38:43,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [7050] [2023-11-19 07:38:43,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [7053] [2023-11-19 07:38:43,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [7055] [2023-11-19 07:38:43,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [7060] [2023-11-19 07:38:43,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [7063] [2023-11-19 07:38:43,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [7065] [2023-11-19 07:38:43,406 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7211] [2023-11-19 07:38:43,534 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--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/5027/dscv_tempdir/dscv/ri/08_1a/drivers/infiniband/core/cm.c"), "i" (1181), "i" (12UL)); [9568-9569] [2023-11-19 07:38:43,554 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--08_1a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/5027/dscv_tempdir/dscv/ri/08_1a/drivers/infiniband/core/cm.c"), "i" (1330), "i" (12UL)); [9746-9747] [2023-11-19 07:38:43,780 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_77a0a948-87e6-4d1c-933b-145cbf861f1f/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i[403556,403569] [2023-11-19 07:38:43,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:38:44,009 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:38:44,009 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:38:44,009 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:38:44,017 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:38:44,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:44 WrapperNode [2023-11-19 07:38:44,019 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:38:44,020 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:38:44,020 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:38:44,020 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:38:44,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:44" (1/1) ... [2023-11-19 07:38:44,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:44" (1/1) ... [2023-11-19 07:38:44,541 INFO L138 Inliner]: procedures = 402, calls = 4302, calls flagged for inlining = 209, calls inlined = 188, statements flattened = 8384 [2023-11-19 07:38:44,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:38:44,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:38:44,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:38:44,544 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:38:44,554 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:44" (1/1) ... [2023-11-19 07:38:44,554 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:44" (1/1) ... [2023-11-19 07:38:44,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:44" (1/1) ... [2023-11-19 07:38:44,697 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:44" (1/1) ... [2023-11-19 07:38:44,903 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:44" (1/1) ... [2023-11-19 07:38:44,941 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:44" (1/1) ... [2023-11-19 07:38:44,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:44" (1/1) ... [2023-11-19 07:38:45,005 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:44" (1/1) ... [2023-11-19 07:38:45,132 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:38:45,133 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:38:45,134 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:38:45,134 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:38:45,135 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:44" (1/1) ... [2023-11-19 07:38:45,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:38:45,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a0a948-87e6-4d1c-933b-145cbf861f1f/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:38:45,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a0a948-87e6-4d1c-933b-145cbf861f1f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:38:45,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77a0a948-87e6-4d1c-933b-145cbf861f1f/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:38:45,207 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-19 07:38:45,207 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-19 07:38:45,207 INFO L130 BoogieDeclarations]: Found specification of procedure cm_deref_id [2023-11-19 07:38:45,208 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_deref_id [2023-11-19 07:38:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reset_to_idle [2023-11-19 07:38:45,208 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reset_to_idle [2023-11-19 07:38:45,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 07:38:45,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 07:38:45,209 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_mad_agent [2023-11-19 07:38:45,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_mad_agent [2023-11-19 07:38:45,209 INFO L130 BoogieDeclarations]: Found specification of procedure be64_gt [2023-11-19 07:38:45,209 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_gt [2023-11-19 07:38:45,209 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2023-11-19 07:38:45,209 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2023-11-19 07:38:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-19 07:38:45,210 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-19 07:38:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure cm_process_work [2023-11-19 07:38:45,210 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_process_work [2023-11-19 07:38:45,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 07:38:45,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 07:38:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure cm_ack_timeout [2023-11-19 07:38:45,211 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_ack_timeout [2023-11-19 07:38:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reject_sidr_req [2023-11-19 07:38:45,211 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reject_sidr_req [2023-11-19 07:38:45,211 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rej [2023-11-19 07:38:45,211 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rej [2023-11-19 07:38:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure cm_set_private_data [2023-11-19 07:38:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_set_private_data [2023-11-19 07:38:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2023-11-19 07:38:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2023-11-19 07:38:45,212 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_qpn [2023-11-19 07:38:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_qpn [2023-11-19 07:38:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure cm_get_id [2023-11-19 07:38:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_get_id [2023-11-19 07:38:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_response_msg [2023-11-19 07:38:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_response_msg [2023-11-19 07:38:45,213 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-11-19 07:38:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-11-19 07:38:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_service_timeout [2023-11-19 07:38:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_service_timeout [2023-11-19 07:38:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mask_copy [2023-11-19 07:38:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mask_copy [2023-11-19 07:38:45,214 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-19 07:38:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-19 07:38:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 07:38:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 07:38:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_resp_res [2023-11-19 07:38:45,215 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_resp_res [2023-11-19 07:38:45,215 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_reject_info_len [2023-11-19 07:38:45,215 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_reject_info_len [2023-11-19 07:38:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure cm_enter_timewait [2023-11-19 07:38:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_enter_timewait [2023-11-19 07:38:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 07:38:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 07:38:45,216 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-19 07:38:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-19 07:38:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:38:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_drep [2023-11-19 07:38:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_drep [2023-11-19 07:38:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2023-11-19 07:38:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2023-11-19 07:38:45,217 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-19 07:38:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-19 07:38:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_ah [2023-11-19 07:38:45,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_ah [2023-11-19 07:38:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 07:38:45,218 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 07:38:45,218 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc_and_test [2023-11-19 07:38:45,218 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc_and_test [2023-11-19 07:38:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-19 07:38:45,219 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-19 07:38:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 07:38:45,219 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_alt_sl [2023-11-19 07:38:45,219 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_alt_sl [2023-11-19 07:38:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure rdma_cap_ib_cm [2023-11-19 07:38:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure rdma_cap_ib_cm [2023-11-19 07:38:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure cm_create_timewait_info [2023-11-19 07:38:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_create_timewait_info [2023-11-19 07:38:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-19 07:38:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-19 07:38:45,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 07:38:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_init_and_add [2023-11-19 07:38:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_init_and_add [2023-11-19 07:38:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_rnr_retry_count [2023-11-19 07:38:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_rnr_retry_count [2023-11-19 07:38:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:38:45,221 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_inc [2023-11-19 07:38:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_inc [2023-11-19 07:38:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 07:38:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 07:38:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure cm_destroy_id [2023-11-19 07:38:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_destroy_id [2023-11-19 07:38:45,222 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-19 07:38:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-19 07:38:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-11-19 07:38:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-11-19 07:38:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 07:38:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 07:38:45,223 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_starting_psn [2023-11-19 07:38:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_starting_psn [2023-11-19 07:38:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:38:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mra [2023-11-19 07:38:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mra [2023-11-19 07:38:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure cm_convert_to_ms [2023-11-19 07:38:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_convert_to_ms [2023-11-19 07:38:45,224 INFO L130 BoogieDeclarations]: Found specification of procedure cm_find_listen [2023-11-19 07:38:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_find_listen [2023-11-19 07:38:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:38:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_irqsave [2023-11-19 07:38:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_irqsave [2023-11-19 07:38:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure ib_free_recv_mad [2023-11-19 07:38:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_free_recv_mad [2023-11-19 07:38:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:38:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-19 07:38:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_qpn [2023-11-19 07:38:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_qpn [2023-11-19 07:38:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-19 07:38:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-19 07:38:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_irqrestore [2023-11-19 07:38:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_irqrestore [2023-11-19 07:38:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_path_mtu [2023-11-19 07:38:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_path_mtu [2023-11-19 07:38:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2023-11-19 07:38:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2023-11-19 07:38:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_primary_sl [2023-11-19 07:38:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_primary_sl [2023-11-19 07:38:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2023-11-19 07:38:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2023-11-19 07:38:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2023-11-19 07:38:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2023-11-19 07:38:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-19 07:38:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-19 07:38:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-11-19 07:38:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-11-19 07:38:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_mad [2023-11-19 07:38:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_mad [2023-11-19 07:38:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_target_ack_delay [2023-11-19 07:38:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_target_ack_delay [2023-11-19 07:38:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:38:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:38:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cm_id [2023-11-19 07:38:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cm_id [2023-11-19 07:38:45,230 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 07:38:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 07:38:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-19 07:38:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-19 07:38:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_msg [2023-11-19 07:38:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_msg [2023-11-19 07:38:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 07:38:45,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 07:38:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 07:38:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 07:38:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_qpn [2023-11-19 07:38:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_qpn [2023-11-19 07:38:45,232 INFO L130 BoogieDeclarations]: Found specification of procedure cm_work_handler [2023-11-19 07:38:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_work_handler [2023-11-19 07:38:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_send_mad [2023-11-19 07:38:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_send_mad [2023-11-19 07:38:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-19 07:38:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-19 07:38:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mad_hdr [2023-11-19 07:38:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mad_hdr [2023-11-19 07:38:45,233 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_msg_mraed [2023-11-19 07:38:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_msg_mraed [2023-11-19 07:38:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_msg_rejected [2023-11-19 07:38:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_msg_rejected [2023-11-19 07:38:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 07:38:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 07:38:45,234 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-11-19 07:38:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-11-19 07:38:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rtu [2023-11-19 07:38:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rtu [2023-11-19 07:38:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure cm_dequeue_work [2023-11-19 07:38:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_dequeue_work [2023-11-19 07:38:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_rnr_retry_count [2023-11-19 07:38:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_rnr_retry_count [2023-11-19 07:38:45,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 07:38:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 07:38:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure be32_lt [2023-11-19 07:38:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_lt [2023-11-19 07:38:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_retry_count [2023-11-19 07:38:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_retry_count [2023-11-19 07:38:45,236 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:38:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:38:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_for_response [2023-11-19 07:38:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_for_response [2023-11-19 07:38:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_init_depth [2023-11-19 07:38:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_init_depth [2023-11-19 07:38:45,237 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-19 07:38:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-19 07:38:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure cm_remove_port_fs [2023-11-19 07:38:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_remove_port_fs [2023-11-19 07:38:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_msg [2023-11-19 07:38:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_msg [2023-11-19 07:38:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:38:45,238 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-19 07:38:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-19 07:38:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:38:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2023-11-19 07:38:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2023-11-19 07:38:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_port [2023-11-19 07:38:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_port [2023-11-19 07:38:45,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 07:38:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-19 07:38:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-19 07:38:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-19 07:38:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-19 07:38:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-19 07:38:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-19 07:38:45,240 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cm_id [2023-11-19 07:38:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cm_id [2023-11-19 07:38:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-19 07:38:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-19 07:38:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_qp_type [2023-11-19 07:38:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_qp_type [2023-11-19 07:38:45,241 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-11-19 07:38:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-11-19 07:38:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure cm_cleanup_timewait [2023-11-19 07:38:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_cleanup_timewait [2023-11-19 07:38:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_by_path [2023-11-19 07:38:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_by_path [2023-11-19 07:38:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure be32_gt [2023-11-19 07:38:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_gt [2023-11-19 07:38:45,242 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_work [2023-11-19 07:38:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_work [2023-11-19 07:38:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_rej [2023-11-19 07:38:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_rej [2023-11-19 07:38:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_id [2023-11-19 07:38:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_id [2023-11-19 07:38:45,243 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 07:38:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 07:38:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:38:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 07:38:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 07:38:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-19 07:38:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-19 07:38:45,244 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send_mad [2023-11-19 07:38:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send_mad [2023-11-19 07:38:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2023-11-19 07:38:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2023-11-19 07:38:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-19 07:38:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-19 07:38:45,245 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_put [2023-11-19 07:38:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_put [2023-11-19 07:38:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_starting_psn [2023-11-19 07:38:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_starting_psn [2023-11-19 07:38:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure cm_copy_private_data [2023-11-19 07:38:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_copy_private_data [2023-11-19 07:38:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_resp_timeout [2023-11-19 07:38:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_resp_timeout [2023-11-19 07:38:45,246 INFO L130 BoogieDeclarations]: Found specification of procedure cm_form_tid [2023-11-19 07:38:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_form_tid [2023-11-19 07:38:45,247 INFO L130 BoogieDeclarations]: Found specification of procedure cm_acquire_id [2023-11-19 07:38:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_acquire_id [2023-11-19 07:38:45,247 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2023-11-19 07:38:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2023-11-19 07:38:45,247 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_sidr_rep [2023-11-19 07:38:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_sidr_rep [2023-11-19 07:38:45,248 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-19 07:38:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-19 07:38:45,248 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2023-11-19 07:38:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2023-11-19 07:38:45,249 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_set_srq [2023-11-19 07:38:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_set_srq [2023-11-19 07:38:45,249 INFO L130 BoogieDeclarations]: Found specification of procedure cm_issue_rej [2023-11-19 07:38:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_issue_rej [2023-11-19 07:38:45,249 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-19 07:38:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-19 07:38:45,249 INFO L130 BoogieDeclarations]: Found specification of procedure ib_cancel_mad [2023-11-19 07:38:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_cancel_mad [2023-11-19 07:38:45,250 INFO L130 BoogieDeclarations]: Found specification of procedure be64_lt [2023-11-19 07:38:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_lt [2023-11-19 07:38:45,250 INFO L130 BoogieDeclarations]: Found specification of procedure cm_devnode [2023-11-19 07:38:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_devnode [2023-11-19 07:38:45,250 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 07:38:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-19 07:38:45,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:38:46,503 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:38:46,516 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:38:46,831 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 07:39:13,427 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:39:13,463 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:39:13,464 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:39:13,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:13 BoogieIcfgContainer [2023-11-19 07:39:13,483 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:39:13,488 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:39:13,488 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:39:13,493 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:39:13,493 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:38:39" (1/3) ... [2023-11-19 07:39:13,495 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37a05f4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:39:13, skipping insertion in model container [2023-11-19 07:39:13,496 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:38:44" (2/3) ... [2023-11-19 07:39:13,497 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@37a05f4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:39:13, skipping insertion in model container [2023-11-19 07:39:13,497 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:39:13" (3/3) ... [2023-11-19 07:39:13,498 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2023-11-19 07:39:13,524 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:39:13,524 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:39:13,651 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:39:13,659 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;@35762856, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:39:13,660 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:39:13,679 INFO L276 IsEmpty]: Start isEmpty. Operand has 2719 states, 1830 states have (on average 1.3371584699453551) internal successors, (2447), 1904 states have internal predecessors, (2447), 759 states have call successors, (759), 129 states have call predecessors, (759), 128 states have return successors, (749), 726 states have call predecessors, (749), 749 states have call successors, (749) [2023-11-19 07:39:13,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-19 07:39:13,739 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:39:13,740 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:39:13,741 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:39:13,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:39:13,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1182212734, now seen corresponding path program 1 times [2023-11-19 07:39:13,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:39:13,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321620763] [2023-11-19 07:39:13,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:39:13,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:39:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:14,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-19 07:39:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:14,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:39:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:39:15,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-19 07:39:15,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:39:15,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:39:15,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-19 07:39:15,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:39:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:39:15,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2023-11-19 07:39:15,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:39:15,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:39:15,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-19 07:39:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:39:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:39:15,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-19 07:39:15,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:39:15,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:39:15,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2023-11-19 07:39:15,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:39:15,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:39:15,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-19 07:39:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-19 07:39:15,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-19 07:39:15,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-19 07:39:15,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2023-11-19 07:39:15,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-19 07:39:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2023-11-19 07:39:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2023-11-19 07:39:15,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2023-11-19 07:39:15,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:39:15,872 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2023-11-19 07:39:15,873 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:39:15,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321620763] [2023-11-19 07:39:15,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321620763] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:39:15,875 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:39:15,875 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-19 07:39:15,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262112180] [2023-11-19 07:39:15,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:39:15,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-19 07:39:15,883 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:39:15,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-19 07:39:15,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-19 07:39:15,923 INFO L87 Difference]: Start difference. First operand has 2719 states, 1830 states have (on average 1.3371584699453551) internal successors, (2447), 1904 states have internal predecessors, (2447), 759 states have call successors, (759), 129 states have call predecessors, (759), 128 states have return successors, (749), 726 states have call predecessors, (749), 749 states have call successors, (749) Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-19 07:39:22,731 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 07:39:24,739 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 07:39:26,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []