./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 cf1a7837 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_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.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_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 43cf6d17994e4ca10db4f92c4e83b8cb43d421b390c0dc616f8207713547bfb5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:12:03,537 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:12:03,655 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-12 00:12:03,660 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:12:03,661 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:12:03,708 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:12:03,709 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:12:03,709 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:12:03,711 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:12:03,716 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:12:03,717 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:12:03,718 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:12:03,718 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:12:03,720 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:12:03,721 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:12:03,721 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:12:03,722 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:12:03,722 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:12:03,722 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:12:03,723 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:12:03,723 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:12:03,724 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:12:03,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:12:03,726 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:12:03,726 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:12:03,726 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:12:03,727 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:12:03,727 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:12:03,728 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:12:03,728 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:12:03,730 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:12:03,730 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:12:03,730 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:12:03,731 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:03,731 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:12:03,731 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:12:03,731 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:12:03,732 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:12:03,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:12:03,732 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:12:03,732 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:12:03,733 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:12:03,733 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43cf6d17994e4ca10db4f92c4e83b8cb43d421b390c0dc616f8207713547bfb5 [2023-11-12 00:12:04,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:12:04,156 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:12:04,159 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:12:04,160 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:12:04,161 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:12:04,162 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX/../../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 [2023-11-12 00:12:07,314 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:12:08,077 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:12:08,079 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/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 [2023-11-12 00:12:08,138 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX/data/7efa36221/a55a82ec0c7c448ba2e5af6d04336c0d/FLAG0e76be2dd [2023-11-12 00:12:08,151 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX/data/7efa36221/a55a82ec0c7c448ba2e5af6d04336c0d [2023-11-12 00:12:08,154 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:12:08,156 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:12:08,158 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:08,158 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:12:08,164 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:12:08,165 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:08" (1/1) ... [2023-11-12 00:12:08,166 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@97b349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:08, skipping insertion in model container [2023-11-12 00:12:08,166 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:12:08" (1/1) ... [2023-11-12 00:12:08,449 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:12:11,939 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_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/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] [2023-11-12 00:12:12,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:12,113 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:12:12,288 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6834] [2023-11-12 00:12:12,290 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6836] [2023-11-12 00:12:12,291 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] [2023-11-12 00:12:12,292 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [6853] [2023-11-12 00:12:12,292 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapq %0": "=r" (val): "0" (val)); [6860] [2023-11-12 00:12:12,296 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] [2023-11-12 00:12:12,296 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] [2023-11-12 00:12:12,297 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] [2023-11-12 00:12:12,297 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] [2023-11-12 00:12:12,298 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] [2023-11-12 00:12:12,299 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] [2023-11-12 00:12:12,299 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] [2023-11-12 00:12:12,301 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incb %%gs:%0": "+m" (__preempt_count)); [7030] [2023-11-12 00:12:12,301 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decb %%gs:%0": "+m" (__preempt_count)); [7033] [2023-11-12 00:12:12,301 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addb %1, %%gs:%0": "+m" (__preempt_count): "qi" (- val)); [7035] [2023-11-12 00:12:12,302 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incw %%gs:%0": "+m" (__preempt_count)); [7040] [2023-11-12 00:12:12,302 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decw %%gs:%0": "+m" (__preempt_count)); [7043] [2023-11-12 00:12:12,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addw %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [7045] [2023-11-12 00:12:12,303 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incl %%gs:%0": "+m" (__preempt_count)); [7050] [2023-11-12 00:12:12,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decl %%gs:%0": "+m" (__preempt_count)); [7053] [2023-11-12 00:12:12,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addl %1, %%gs:%0": "+m" (__preempt_count): "ri" (- val)); [7055] [2023-11-12 00:12:12,305 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("incq %%gs:%0": "+m" (__preempt_count)); [7060] [2023-11-12 00:12:12,305 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("decq %%gs:%0": "+m" (__preempt_count)); [7063] [2023-11-12 00:12:12,305 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("addq %1, %%gs:%0": "+m" (__preempt_count): "re" (- val)); [7065] [2023-11-12 00:12:12,311 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [7211] [2023-11-12 00:12:12,452 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] [2023-11-12 00:12:12,473 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] [2023-11-12 00:12:12,736 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_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/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] [2023-11-12 00:12:12,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:12:12,938 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:12:12,939 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:12:12,940 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:12:12,948 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:12:12,949 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:12 WrapperNode [2023-11-12 00:12:12,949 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:12:12,951 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:12,951 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:12:12,952 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:12:12,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:12" (1/1) ... [2023-11-12 00:12:13,150 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:12" (1/1) ... [2023-11-12 00:12:13,514 INFO L138 Inliner]: procedures = 402, calls = 4302, calls flagged for inlining = 209, calls inlined = 188, statements flattened = 8384 [2023-11-12 00:12:13,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:12:13,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:12:13,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:12:13,516 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:12:13,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:12" (1/1) ... [2023-11-12 00:12:13,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:12" (1/1) ... [2023-11-12 00:12:13,657 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:12" (1/1) ... [2023-11-12 00:12:13,664 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:12" (1/1) ... [2023-11-12 00:12:13,874 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:12" (1/1) ... [2023-11-12 00:12:13,911 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:12" (1/1) ... [2023-11-12 00:12:13,971 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:12" (1/1) ... [2023-11-12 00:12:14,131 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:12" (1/1) ... [2023-11-12 00:12:14,250 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:12:14,252 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:12:14,253 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:12:14,253 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:12:14,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:12" (1/1) ... [2023-11-12 00:12:14,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:12:14,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:12:14,330 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:12:14,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae2a99e2-8786-4f5d-b8cf-d006ad6c1c6f/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:12:14,474 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-12 00:12:14,474 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-12 00:12:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure cm_deref_id [2023-11-12 00:12:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_deref_id [2023-11-12 00:12:14,475 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reset_to_idle [2023-11-12 00:12:14,475 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reset_to_idle [2023-11-12 00:12:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-12 00:12:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-12 00:12:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_mad_agent [2023-11-12 00:12:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_mad_agent [2023-11-12 00:12:14,476 INFO L130 BoogieDeclarations]: Found specification of procedure be64_gt [2023-11-12 00:12:14,476 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_gt [2023-11-12 00:12:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2023-11-12 00:12:14,477 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2023-11-12 00:12:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2023-11-12 00:12:14,477 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2023-11-12 00:12:14,477 INFO L130 BoogieDeclarations]: Found specification of procedure cm_process_work [2023-11-12 00:12:14,478 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_process_work [2023-11-12 00:12:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:12:14,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:12:14,478 INFO L130 BoogieDeclarations]: Found specification of procedure cm_ack_timeout [2023-11-12 00:12:14,478 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_ack_timeout [2023-11-12 00:12:14,479 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reject_sidr_req [2023-11-12 00:12:14,479 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reject_sidr_req [2023-11-12 00:12:14,479 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rej [2023-11-12 00:12:14,479 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rej [2023-11-12 00:12:14,479 INFO L130 BoogieDeclarations]: Found specification of procedure cm_set_private_data [2023-11-12 00:12:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_set_private_data [2023-11-12 00:12:14,480 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2023-11-12 00:12:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2023-11-12 00:12:14,480 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_qpn [2023-11-12 00:12:14,480 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_qpn [2023-11-12 00:12:14,481 INFO L130 BoogieDeclarations]: Found specification of procedure cm_get_id [2023-11-12 00:12:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_get_id [2023-11-12 00:12:14,481 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_response_msg [2023-11-12 00:12:14,481 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_response_msg [2023-11-12 00:12:14,481 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2023-11-12 00:12:14,496 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2023-11-12 00:12:14,496 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_service_timeout [2023-11-12 00:12:14,497 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_service_timeout [2023-11-12 00:12:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mask_copy [2023-11-12 00:12:14,497 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mask_copy [2023-11-12 00:12:14,497 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-12 00:12:14,497 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-12 00:12:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-12 00:12:14,498 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-12 00:12:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_resp_res [2023-11-12 00:12:14,499 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_resp_res [2023-11-12 00:12:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_reject_info_len [2023-11-12 00:12:14,499 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_reject_info_len [2023-11-12 00:12:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure cm_enter_timewait [2023-11-12 00:12:14,499 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_enter_timewait [2023-11-12 00:12:14,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-12 00:12:14,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-12 00:12:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 00:12:14,500 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 00:12:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:12:14,500 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_drep [2023-11-12 00:12:14,501 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_drep [2023-11-12 00:12:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2023-11-12 00:12:14,502 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2023-11-12 00:12:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-12 00:12:14,502 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-12 00:12:14,502 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_ah [2023-11-12 00:12:14,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_ah [2023-11-12 00:12:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-12 00:12:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-12 00:12:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc_and_test [2023-11-12 00:12:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc_and_test [2023-11-12 00:12:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 00:12:14,503 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 00:12:14,503 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-12 00:12:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_alt_sl [2023-11-12 00:12:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_alt_sl [2023-11-12 00:12:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure rdma_cap_ib_cm [2023-11-12 00:12:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure rdma_cap_ib_cm [2023-11-12 00:12:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure cm_create_timewait_info [2023-11-12 00:12:14,504 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_create_timewait_info [2023-11-12 00:12:14,504 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-12 00:12:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-12 00:12:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:12:14,505 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_init_and_add [2023-11-12 00:12:14,505 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_init_and_add [2023-11-12 00:12:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_rnr_retry_count [2023-11-12 00:12:14,506 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_rnr_retry_count [2023-11-12 00:12:14,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:12:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_inc [2023-11-12 00:12:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_inc [2023-11-12 00:12:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-12 00:12:14,507 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-12 00:12:14,507 INFO L130 BoogieDeclarations]: Found specification of procedure cm_destroy_id [2023-11-12 00:12:14,508 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_destroy_id [2023-11-12 00:12:14,508 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-12 00:12:14,509 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-12 00:12:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2023-11-12 00:12:14,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2023-11-12 00:12:14,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-12 00:12:14,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-12 00:12:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_starting_psn [2023-11-12 00:12:14,510 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_starting_psn [2023-11-12 00:12:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:12:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mra [2023-11-12 00:12:14,510 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mra [2023-11-12 00:12:14,510 INFO L130 BoogieDeclarations]: Found specification of procedure cm_convert_to_ms [2023-11-12 00:12:14,511 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_convert_to_ms [2023-11-12 00:12:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure cm_find_listen [2023-11-12 00:12:14,511 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_find_listen [2023-11-12 00:12:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:12:14,511 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_irqsave [2023-11-12 00:12:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_irqsave [2023-11-12 00:12:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure ib_free_recv_mad [2023-11-12 00:12:14,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_free_recv_mad [2023-11-12 00:12:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:12:14,513 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-12 00:12:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_qpn [2023-11-12 00:12:14,514 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_qpn [2023-11-12 00:12:14,514 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2023-11-12 00:12:14,514 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2023-11-12 00:12:14,515 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_irqrestore [2023-11-12 00:12:14,515 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_irqrestore [2023-11-12 00:12:14,518 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_path_mtu [2023-11-12 00:12:14,519 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_path_mtu [2023-11-12 00:12:14,519 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2023-11-12 00:12:14,520 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2023-11-12 00:12:14,521 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_primary_sl [2023-11-12 00:12:14,521 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_primary_sl [2023-11-12 00:12:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2023-11-12 00:12:14,522 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2023-11-12 00:12:14,522 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2023-11-12 00:12:14,527 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2023-11-12 00:12:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-11-12 00:12:14,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-11-12 00:12:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-11-12 00:12:14,528 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-11-12 00:12:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_mad [2023-11-12 00:12:14,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_mad [2023-11-12 00:12:14,528 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_target_ack_delay [2023-11-12 00:12:14,529 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_target_ack_delay [2023-11-12 00:12:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:12:14,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:12:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cm_id [2023-11-12 00:12:14,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cm_id [2023-11-12 00:12:14,529 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-12 00:12:14,529 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-12 00:12:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2023-11-12 00:12:14,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2023-11-12 00:12:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_msg [2023-11-12 00:12:14,530 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_msg [2023-11-12 00:12:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-12 00:12:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:12:14,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-12 00:12:14,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-12 00:12:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_qpn [2023-11-12 00:12:14,531 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_qpn [2023-11-12 00:12:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure cm_work_handler [2023-11-12 00:12:14,531 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_work_handler [2023-11-12 00:12:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_send_mad [2023-11-12 00:12:14,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_send_mad [2023-11-12 00:12:14,531 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2023-11-12 00:12:14,532 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2023-11-12 00:12:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mad_hdr [2023-11-12 00:12:14,532 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mad_hdr [2023-11-12 00:12:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_msg_mraed [2023-11-12 00:12:14,532 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_msg_mraed [2023-11-12 00:12:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_msg_rejected [2023-11-12 00:12:14,532 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_msg_rejected [2023-11-12 00:12:14,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-12 00:12:14,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-12 00:12:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-11-12 00:12:14,533 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-11-12 00:12:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rtu [2023-11-12 00:12:14,533 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rtu [2023-11-12 00:12:14,533 INFO L130 BoogieDeclarations]: Found specification of procedure cm_dequeue_work [2023-11-12 00:12:14,533 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_dequeue_work [2023-11-12 00:12:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_rnr_retry_count [2023-11-12 00:12:14,534 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_rnr_retry_count [2023-11-12 00:12:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-12 00:12:14,534 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-12 00:12:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure be32_lt [2023-11-12 00:12:14,534 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_lt [2023-11-12 00:12:14,534 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_retry_count [2023-11-12 00:12:14,535 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_retry_count [2023-11-12 00:12:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:12:14,535 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:12:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_for_response [2023-11-12 00:12:14,535 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_for_response [2023-11-12 00:12:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_init_depth [2023-11-12 00:12:14,535 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_init_depth [2023-11-12 00:12:14,535 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2023-11-12 00:12:14,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2023-11-12 00:12:14,536 INFO L130 BoogieDeclarations]: Found specification of procedure cm_remove_port_fs [2023-11-12 00:12:14,536 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_remove_port_fs [2023-11-12 00:12:14,536 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_msg [2023-11-12 00:12:14,536 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_msg [2023-11-12 00:12:14,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:12:14,538 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-12 00:12:14,538 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-12 00:12:14,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:12:14,538 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2023-11-12 00:12:14,538 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2023-11-12 00:12:14,538 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_port [2023-11-12 00:12:14,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_port [2023-11-12 00:12:14,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:12:14,539 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-12 00:12:14,539 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-12 00:12:14,539 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2023-11-12 00:12:14,539 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2023-11-12 00:12:14,539 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-12 00:12:14,539 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-12 00:12:14,540 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cm_id [2023-11-12 00:12:14,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cm_id [2023-11-12 00:12:14,540 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-11-12 00:12:14,540 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-11-12 00:12:14,540 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_qp_type [2023-11-12 00:12:14,540 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_qp_type [2023-11-12 00:12:14,540 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-11-12 00:12:14,541 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-11-12 00:12:14,541 INFO L130 BoogieDeclarations]: Found specification of procedure cm_cleanup_timewait [2023-11-12 00:12:14,541 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_cleanup_timewait [2023-11-12 00:12:14,541 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_by_path [2023-11-12 00:12:14,541 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_by_path [2023-11-12 00:12:14,541 INFO L130 BoogieDeclarations]: Found specification of procedure be32_gt [2023-11-12 00:12:14,541 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_gt [2023-11-12 00:12:14,541 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_work [2023-11-12 00:12:14,542 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_work [2023-11-12 00:12:14,542 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_rej [2023-11-12 00:12:14,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_rej [2023-11-12 00:12:14,542 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_id [2023-11-12 00:12:14,542 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_id [2023-11-12 00:12:14,542 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-12 00:12:14,542 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-12 00:12:14,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:12:14,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-12 00:12:14,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-12 00:12:14,543 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2023-11-12 00:12:14,560 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2023-11-12 00:12:14,560 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send_mad [2023-11-12 00:12:14,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send_mad [2023-11-12 00:12:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2023-11-12 00:12:14,561 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2023-11-12 00:12:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-12 00:12:14,561 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-12 00:12:14,561 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_put [2023-11-12 00:12:14,562 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_put [2023-11-12 00:12:14,562 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_starting_psn [2023-11-12 00:12:14,562 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_starting_psn [2023-11-12 00:12:14,562 INFO L130 BoogieDeclarations]: Found specification of procedure cm_copy_private_data [2023-11-12 00:12:14,562 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_copy_private_data [2023-11-12 00:12:14,563 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_resp_timeout [2023-11-12 00:12:14,563 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_resp_timeout [2023-11-12 00:12:14,563 INFO L130 BoogieDeclarations]: Found specification of procedure cm_form_tid [2023-11-12 00:12:14,563 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_form_tid [2023-11-12 00:12:14,563 INFO L130 BoogieDeclarations]: Found specification of procedure cm_acquire_id [2023-11-12 00:12:14,563 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_acquire_id [2023-11-12 00:12:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2023-11-12 00:12:14,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2023-11-12 00:12:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_sidr_rep [2023-11-12 00:12:14,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_sidr_rep [2023-11-12 00:12:14,564 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-12 00:12:14,564 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-12 00:12:14,565 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2023-11-12 00:12:14,565 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2023-11-12 00:12:14,565 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_set_srq [2023-11-12 00:12:14,565 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_set_srq [2023-11-12 00:12:14,565 INFO L130 BoogieDeclarations]: Found specification of procedure cm_issue_rej [2023-11-12 00:12:14,565 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_issue_rej [2023-11-12 00:12:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-11-12 00:12:14,566 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-11-12 00:12:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure ib_cancel_mad [2023-11-12 00:12:14,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_cancel_mad [2023-11-12 00:12:14,566 INFO L130 BoogieDeclarations]: Found specification of procedure be64_lt [2023-11-12 00:12:14,566 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_lt [2023-11-12 00:12:14,567 INFO L130 BoogieDeclarations]: Found specification of procedure cm_devnode [2023-11-12 00:12:14,567 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_devnode [2023-11-12 00:12:14,567 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:12:14,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:12:14,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:12:15,829 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:12:15,835 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:12:16,137 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-12 00:12:40,868 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:12:44,183 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:12:44,184 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:12:44,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:44 BoogieIcfgContainer [2023-11-12 00:12:44,194 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:12:44,198 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:12:44,199 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:12:44,202 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:12:44,202 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:12:08" (1/3) ... [2023-11-12 00:12:44,203 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab239bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:44, skipping insertion in model container [2023-11-12 00:12:44,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:12:12" (2/3) ... [2023-11-12 00:12:44,204 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ab239bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:12:44, skipping insertion in model container [2023-11-12 00:12:44,204 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:12:44" (3/3) ... [2023-11-12 00:12:44,206 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2023-11-12 00:12:44,227 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:12:44,227 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 00:12:44,346 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 00:12:44,355 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=FINITE_AUTOMATA, 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;@7db6684d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-12 00:12:44,356 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 00:12:44,375 INFO L276 IsEmpty]: Start isEmpty. Operand has 2161 states, 1272 states have (on average 1.304245283018868) internal successors, (1659), 1346 states have internal predecessors, (1659), 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) [2023-11-12 00:12:44,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-12 00:12:44,438 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 00:12:44,439 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-12 00:12:44,440 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 00:12:44,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:12:44,446 INFO L85 PathProgramCache]: Analyzing trace with hash -2034341414, now seen corresponding path program 1 times [2023-11-12 00:12:44,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-12 00:12:44,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801954080] [2023-11-12 00:12:44,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 00:12:44,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:12:44,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:12:45,710 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-11-12 00:12:45,711 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-12 00:12:45,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801954080] [2023-11-12 00:12:45,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801954080] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 00:12:45,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 00:12:45,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-12 00:12:45,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628379672] [2023-11-12 00:12:45,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 00:12:45,723 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-12 00:12:45,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-12 00:12:45,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-12 00:12:45,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-12 00:12:45,783 INFO L87 Difference]: Start difference. First operand has 2161 states, 1272 states have (on average 1.304245283018868) internal successors, (1659), 1346 states have internal predecessors, (1659), 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 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2023-11-12 00:12:47,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:12:49,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 00:12:50,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []