./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje --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 b313aebe9e037dccc23cad3cf03563729fe92551aad546588fa49a39c01be8fb --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:12:36,421 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:12:36,498 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 05:12:36,504 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:12:36,505 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:12:36,535 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:12:36,536 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:12:36,536 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:12:36,537 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:12:36,537 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:12:36,538 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:12:36,538 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:12:36,539 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:12:36,539 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:12:36,540 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:12:36,540 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:12:36,541 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:12:36,541 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:12:36,542 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:12:36,543 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:12:36,543 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:12:36,548 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:12:36,549 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:12:36,549 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:12:36,550 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:12:36,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:12:36,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:12:36,551 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:12:36,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:12:36,552 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:12:36,556 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:12:36,557 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:12:36,557 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:12:36,557 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:12:36,558 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:12:36,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:12:36,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:12:36,560 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:12:36,560 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:12:36,561 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:12:36,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:12:36,562 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:12:36,562 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:12:36,562 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:12:36,563 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_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b313aebe9e037dccc23cad3cf03563729fe92551aad546588fa49a39c01be8fb [2024-11-09 05:12:36,901 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:12:36,942 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:12:36,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:12:36,948 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:12:36,949 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:12:36,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-09 05:12:39,198 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:12:40,059 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:12:40,059 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i [2024-11-09 05:12:40,132 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/data/38472318a/b378cc69dcbd4c639fda750029229be2/FLAGfc2e9d168 [2024-11-09 05:12:40,160 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/data/38472318a/b378cc69dcbd4c639fda750029229be2 [2024-11-09 05:12:40,163 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:12:40,166 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:12:40,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:12:40,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:12:40,179 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:12:40,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:12:40" (1/1) ... [2024-11-09 05:12:40,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2196955b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:12:40, skipping insertion in model container [2024-11-09 05:12:40,184 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:12:40" (1/1) ... [2024-11-09 05:12:40,463 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:12:44,937 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i[478905,478918] [2024-11-09 05:12:45,028 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:12:45,069 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:12:45,396 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"); [8137] [2024-11-09 05:12:45,399 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; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [8144] [2024-11-09 05:12:45,402 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 %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [8152-8153] [2024-11-09 05:12:45,404 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bsrq %1,%q0": "+r" (bitpos): "rm" (x)); [8168] [2024-11-09 05:12:45,468 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (& bnx2i_percpu)); [9002] [2024-11-09 05:12:45,471 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (& bnx2i_percpu)); [9036] [2024-11-09 05:12:45,479 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (& bnx2i_percpu)); [9137] [2024-11-09 05:12:45,503 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [9478] [2024-11-09 05:12:45,506 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [9541] [2024-11-09 05:12:45,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9544] [2024-11-09 05:12:45,507 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9547] [2024-11-09 05:12:45,508 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [9550] [2024-11-09 05:12:45,510 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)); [9573] [2024-11-09 05:12:45,510 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)); [9580] [2024-11-09 05:12:45,511 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [9610] [2024-11-09 05:12:45,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %0,%1": : "r" (val), "m" (*((unsigned short volatile *)addr)): "memory"); [9617] [2024-11-09 05:12:45,513 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [9624] [2024-11-09 05:12:45,551 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9915] [2024-11-09 05:12:45,565 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [9927] [2024-11-09 05:12:45,566 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [9936] [2024-11-09 05:12:45,828 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %b0, %1\n": "+q" (__ret), "+m" (tmp___3->state): : "memory", "cc"); [11327-11328] [2024-11-09 05:12:45,828 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %w0, %1\n": "+r" (__ret), "+m" (tmp___4->state): : "memory", "cc"); [11332-11333] [2024-11-09 05:12:45,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0, %1\n": "+r" (__ret), "+m" (tmp___5->state): : "memory", "cc"); [11337-11338] [2024-11-09 05:12:45,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %q0, %1\n": "+r" (__ret), "+m" (tmp___6->state): : "memory", "cc"); [11342-11343] [2024-11-09 05:12:45,835 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret__): "m" (cpu_number)); [11406] [2024-11-09 05:12:45,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [11409] [2024-11-09 05:12:45,837 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [11412] [2024-11-09 05:12:45,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret__): "m" (cpu_number)); [11415] [2024-11-09 05:12:45,838 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____0): "m" (cpu_number)); [11426] [2024-11-09 05:12:45,839 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [11429] [2024-11-09 05:12:45,839 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [11432] [2024-11-09 05:12:45,839 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____0): "m" (cpu_number)); [11435] [2024-11-09 05:12:45,840 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____1): "m" (cpu_number)); [11446] [2024-11-09 05:12:45,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [11449] [2024-11-09 05:12:45,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [11452] [2024-11-09 05:12:45,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____1): "m" (cpu_number)); [11455] [2024-11-09 05:12:45,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%1,%0": "=q" (pfo_ret_____2): "m" (cpu_number)); [11466] [2024-11-09 05:12:45,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [11469] [2024-11-09 05:12:45,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [11472] [2024-11-09 05:12:45,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%1,%0": "=r" (pfo_ret_____2): "m" (cpu_number)); [11475] [2024-11-09 05:12:45,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (& bnx2i_percpu)); [11494] [2024-11-09 05:12:45,937 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("bt %2,%1\n\tsbb %0,%0": "=r" (oldbit): "m" (*((unsigned long *)addr)), "Ir" (nr)); [12484-12485] [2024-11-09 05:12:45,938 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"); [12503-12504] [2024-11-09 05:12:45,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/3258/dscv_tempdir/dscv/ri/43_2a/drivers/scsi/bnx2i/bnx2i_iscsi.c"), "i" (155), "i" (12UL)); [12858-12859] [2024-11-09 05:12:45,964 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/3258/dscv_tempdir/dscv/ri/43_2a/drivers/scsi/bnx2i/bnx2i_iscsi.c"), "i" (176), "i" (12UL)); [12895-12896] [2024-11-09 05:12:46,124 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "=r" (__ptr): "0" (& bnx2i_percpu)); [14097] [2024-11-09 05:12:46,219 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i[478905,478918] [2024-11-09 05:12:46,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:12:46,501 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:12:46,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:12:46 WrapperNode [2024-11-09 05:12:46,502 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:12:46,504 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:12:46,504 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:12:46,505 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:12:46,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:12:46" (1/1) ... [2024-11-09 05:12:46,668 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:12:46" (1/1) ... [2024-11-09 05:12:47,154 INFO L138 Inliner]: procedures = 430, calls = 4037, calls flagged for inlining = 190, calls inlined = 184, statements flattened = 10789 [2024-11-09 05:12:47,156 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:12:47,157 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:12:47,157 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:12:47,159 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:12:47,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:12:46" (1/1) ... [2024-11-09 05:12:47,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:12:46" (1/1) ... [2024-11-09 05:12:47,256 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:12:46" (1/1) ... [2024-11-09 05:12:47,256 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:12:46" (1/1) ... [2024-11-09 05:12:47,575 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:12:46" (1/1) ... [2024-11-09 05:12:47,632 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:12:46" (1/1) ... [2024-11-09 05:12:47,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:12:46" (1/1) ... [2024-11-09 05:12:47,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:12:46" (1/1) ... [2024-11-09 05:12:47,831 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:12:47,833 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:12:47,833 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:12:47,834 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:12:47,836 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:12:46" (1/1) ... [2024-11-09 05:12:47,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:12:47,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:12:47,881 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:12:47,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:12:48,052 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-09 05:12:48,053 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-09 05:12:48,053 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_put_rq_buf [2024-11-09 05:12:48,053 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_put_rq_buf [2024-11-09 05:12:48,053 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2024-11-09 05:12:48,053 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2024-11-09 05:12:48,053 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_unsol_pdu_adjust_rq [2024-11-09 05:12:48,054 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_unsol_pdu_adjust_rq [2024-11-09 05:12:48,054 INFO L130 BoogieDeclarations]: Found specification of procedure __iscsi_complete_pdu [2024-11-09 05:12:48,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __iscsi_complete_pdu [2024-11-09 05:12:48,055 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-09 05:12:48,055 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-09 05:12:48,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-09 05:12:48,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-09 05:12:48,056 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_active_list_del [2024-11-09 05:12:48,056 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_active_list_del [2024-11-09 05:12:48,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-09 05:12:48,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-09 05:12:48,056 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2024-11-09 05:12:48,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2024-11-09 05:12:48,056 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2024-11-09 05:12:48,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2024-11-09 05:12:48,058 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_session_create [2024-11-09 05:12:48,058 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_session_create [2024-11-09 05:12:48,058 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_destroy [2024-11-09 05:12:48,058 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_destroy [2024-11-09 05:12:48,058 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-09 05:12:48,059 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-09 05:12:48,059 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_get_param [2024-11-09 05:12:48,059 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_get_param [2024-11-09 05:12:48,059 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_eh_recover_target [2024-11-09 05:12:48,059 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_eh_recover_target [2024-11-09 05:12:48,059 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-09 05:12:48,059 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-09 05:12:48,059 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_task_xmit [2024-11-09 05:12:48,060 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_task_xmit [2024-11-09 05:12:48,060 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_adapter_ready [2024-11-09 05:12:48,060 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_adapter_ready [2024-11-09 05:12:48,060 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_get_param [2024-11-09 05:12:48,060 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_get_param [2024-11-09 05:12:48,060 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_stats [2024-11-09 05:12:48,060 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_stats [2024-11-09 05:12:48,060 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_send_nl_mesg [2024-11-09 05:12:48,061 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_send_nl_mesg [2024-11-09 05:12:48,061 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_queuecommand [2024-11-09 05:12:48,061 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_queuecommand [2024-11-09 05:12:48,061 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-09 05:12:48,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-09 05:12:48,061 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_send_iscsi_nopout [2024-11-09 05:12:48,061 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_send_iscsi_nopout [2024-11-09 05:12:48,061 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_get_param [2024-11-09 05:12:48,062 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_get_param [2024-11-09 05:12:48,062 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_tear_down_conn [2024-11-09 05:12:48,063 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_tear_down_conn [2024-11-09 05:12:48,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 05:12:48,063 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_link_state [2024-11-09 05:12:48,063 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_link_state [2024-11-09 05:12:48,063 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_teardown [2024-11-09 05:12:48,064 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_teardown [2024-11-09 05:12:48,064 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_stop [2024-11-09 05:12:48,064 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_stop [2024-11-09 05:12:48,064 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2024-11-09 05:12:48,064 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2024-11-09 05:12:48,065 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-09 05:12:48,065 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-09 05:12:48,065 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-09 05:12:48,065 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-09 05:12:48,066 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2024-11-09 05:12:48,066 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2024-11-09 05:12:48,067 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_send_pdu [2024-11-09 05:12:48,067 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_send_pdu [2024-11-09 05:12:48,067 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ring_dbell_update_sq_params [2024-11-09 05:12:48,067 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ring_dbell_update_sq_params [2024-11-09 05:12:48,067 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-09 05:12:48,068 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_done [2024-11-09 05:12:48,068 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_done [2024-11-09 05:12:48,068 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-09 05:12:48,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-09 05:12:48,068 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-09 05:12:48,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2024-11-09 05:12:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_iscsi_unmap_sg_list [2024-11-09 05:12:48,069 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_iscsi_unmap_sg_list [2024-11-09 05:12:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 05:12:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2024-11-09 05:12:48,070 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2024-11-09 05:12:48,070 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_release_free_cid_que [2024-11-09 05:12:48,070 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_release_free_cid_que [2024-11-09 05:12:48,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 05:12:48,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2024-11-09 05:12:48,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2024-11-09 05:12:48,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-09 05:12:48,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-09 05:12:48,071 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_set_param [2024-11-09 05:12:48,071 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_set_param [2024-11-09 05:12:48,071 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2024-11-09 05:12:48,071 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2024-11-09 05:12:48,071 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2024-11-09 05:12:48,071 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2024-11-09 05:12:48,071 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-09 05:12:48,071 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-09 05:12:48,071 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_qp_resc [2024-11-09 05:12:48,072 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_qp_resc [2024-11-09 05:12:48,072 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_session_destroy [2024-11-09 05:12:48,073 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_session_destroy [2024-11-09 05:12:48,074 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_dev_to_hba [2024-11-09 05:12:48,074 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_dev_to_hba [2024-11-09 05:12:48,075 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_connect [2024-11-09 05:12:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_connect [2024-11-09 05:12:48,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-09 05:12:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-09 05:12:48,076 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_task_has_unsol_data [2024-11-09 05:12:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_task_has_unsol_data [2024-11-09 05:12:48,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 05:12:48,076 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2024-11-09 05:12:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2024-11-09 05:12:48,077 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_cid_num [2024-11-09 05:12:48,077 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_cid_num [2024-11-09 05:12:48,077 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_hw_ep_disconnect [2024-11-09 05:12:48,077 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_hw_ep_disconnect [2024-11-09 05:12:48,077 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_count [2024-11-09 05:12:48,077 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_count [2024-11-09 05:12:48,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:12:48,078 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_create [2024-11-09 05:12:48,078 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_create [2024-11-09 05:12:48,079 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_cpu_callback [2024-11-09 05:12:48,079 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_cpu_callback [2024-11-09 05:12:48,080 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_ofld_list_del [2024-11-09 05:12:48,080 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_ofld_list_del [2024-11-09 05:12:48,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 05:12:48,081 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2024-11-09 05:12:48,081 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2024-11-09 05:12:48,081 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2024-11-09 05:12:48,081 INFO L138 BoogieDeclarations]: Found implementation of procedure __bad_percpu_size [2024-11-09 05:12:48,081 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_host_get_param [2024-11-09 05:12:48,081 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_host_get_param [2024-11-09 05:12:48,081 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2024-11-09 05:12:48,082 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2024-11-09 05:12:48,082 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_setup_cmd_wqe_template [2024-11-09 05:12:48,082 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_setup_cmd_wqe_template [2024-11-09 05:12:48,082 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_cleanup_task [2024-11-09 05:12:48,082 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_cleanup_task [2024-11-09 05:12:48,082 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-09 05:12:48,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-09 05:12:48,082 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_nl_set_path [2024-11-09 05:12:48,083 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_nl_set_path [2024-11-09 05:12:48,083 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_chip_cleanup [2024-11-09 05:12:48,083 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_chip_cleanup [2024-11-09 05:12:48,083 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_poll [2024-11-09 05:12:48,083 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_poll [2024-11-09 05:12:48,083 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_arm_cq_event_coalescing [2024-11-09 05:12:48,083 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_arm_cq_event_coalescing [2024-11-09 05:12:48,084 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-09 05:12:48,084 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-09 05:12:48,084 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-09 05:12:48,084 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-09 05:12:48,084 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2024-11-09 05:12:48,084 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2024-11-09 05:12:48,084 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2024-11-09 05:12:48,085 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2024-11-09 05:12:48,085 INFO L130 BoogieDeclarations]: Found specification of procedure flush_signals [2024-11-09 05:12:48,085 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_signals [2024-11-09 05:12:48,085 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2024-11-09 05:12:48,085 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2024-11-09 05:12:48,085 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2024-11-09 05:12:48,085 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2024-11-09 05:12:48,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:12:48,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:12:48,086 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-09 05:12:48,087 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-09 05:12:48,087 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-09 05:12:48,087 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-09 05:12:48,087 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2024-11-09 05:12:48,087 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2024-11-09 05:12:48,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-09 05:12:48,087 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-09 05:12:48,088 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-09 05:12:48,088 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-09 05:12:48,088 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2024-11-09 05:12:48,088 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2024-11-09 05:12:48,088 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2024-11-09 05:12:48,090 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2024-11-09 05:12:48,090 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-09 05:12:48,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 05:12:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_recovery_que_add_conn [2024-11-09 05:12:48,091 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_recovery_que_add_conn [2024-11-09 05:12:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-09 05:12:48,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-09 05:12:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-09 05:12:48,091 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-09 05:12:48,091 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_attr_is_visible [2024-11-09 05:12:48,091 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_attr_is_visible [2024-11-09 05:12:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2024-11-09 05:12:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2024-11-09 05:12:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2024-11-09 05:12:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2024-11-09 05:12:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_process_scsi_cmd_resp [2024-11-09 05:12:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_process_scsi_cmd_resp [2024-11-09 05:12:48,092 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_destroy_cmd_pool [2024-11-09 05:12:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_destroy_cmd_pool [2024-11-09 05:12:48,093 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2024-11-09 05:12:48,093 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2024-11-09 05:12:48,093 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2024-11-09 05:12:48,093 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2024-11-09 05:12:48,093 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-09 05:12:48,093 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-09 05:12:48,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-09 05:12:48,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-09 05:12:48,094 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_target_alloc [2024-11-09 05:12:48,094 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_target_alloc [2024-11-09 05:12:48,094 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2024-11-09 05:12:48,094 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2024-11-09 05:12:48,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-09 05:12:48,094 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-09 05:12:48,094 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_eh_device_reset [2024-11-09 05:12:48,094 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_eh_device_reset [2024-11-09 05:12:48,095 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 05:12:48,095 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 05:12:48,095 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_get_stats [2024-11-09 05:12:48,095 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_get_stats [2024-11-09 05:12:48,096 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2024-11-09 05:12:48,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2024-11-09 05:12:48,096 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_recovery_timedout [2024-11-09 05:12:48,096 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_recovery_timedout [2024-11-09 05:12:48,096 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_unregister_transport [2024-11-09 05:12:48,096 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_unregister_transport [2024-11-09 05:12:48,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 05:12:48,097 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-09 05:12:48,097 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-09 05:12:48,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 05:12:48,097 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-09 05:12:48,097 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-09 05:12:48,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-09 05:12:48,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-09 05:12:48,097 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_itt_to_task [2024-11-09 05:12:48,097 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_itt_to_task [2024-11-09 05:12:48,098 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2024-11-09 05:12:48,098 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2024-11-09 05:12:48,098 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_write_cmd_bd_idx [2024-11-09 05:12:48,098 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_write_cmd_bd_idx [2024-11-09 05:12:48,098 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_for_each_session [2024-11-09 05:12:48,098 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_for_each_session [2024-11-09 05:12:48,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 05:12:48,098 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 05:12:48,098 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 05:12:48,099 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_bind [2024-11-09 05:12:48,099 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_bind [2024-11-09 05:12:48,101 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-09 05:12:48,101 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-09 05:12:48,101 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-09 05:12:48,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-09 05:12:48,102 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_process_new_cqes [2024-11-09 05:12:48,102 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_process_new_cqes [2024-11-09 05:12:48,102 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-09 05:12:48,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-09 05:12:48,102 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2024-11-09 05:12:48,102 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2024-11-09 05:12:48,102 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_ep [2024-11-09 05:12:48,102 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_ep [2024-11-09 05:12:48,103 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_start [2024-11-09 05:12:48,103 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_start [2024-11-09 05:12:48,103 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_find_hba_for_cnic [2024-11-09 05:12:48,103 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_find_hba_for_cnic [2024-11-09 05:12:48,103 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-09 05:12:48,103 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-09 05:12:48,103 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_hba [2024-11-09 05:12:48,103 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_hba [2024-11-09 05:12:48,104 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_change_queue_depth [2024-11-09 05:12:48,104 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_change_queue_depth [2024-11-09 05:12:48,104 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_mp_bdt [2024-11-09 05:12:48,104 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_mp_bdt [2024-11-09 05:12:48,104 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2024-11-09 05:12:48,104 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2024-11-09 05:12:48,104 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-09 05:12:48,104 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-09 05:12:48,104 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_percpu_thread_destroy [2024-11-09 05:12:48,105 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_percpu_thread_destroy [2024-11-09 05:12:48,105 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-09 05:12:48,106 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-09 05:12:48,106 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_rq_buf [2024-11-09 05:12:48,106 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_rq_buf [2024-11-09 05:12:48,106 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-09 05:12:48,106 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-09 05:12:48,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 05:12:48,107 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2024-11-09 05:12:48,107 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2024-11-09 05:12:48,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-09 05:12:48,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-09 05:12:48,107 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2024-11-09 05:12:48,107 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2024-11-09 05:12:48,107 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2024-11-09 05:12:48,107 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2024-11-09 05:12:48,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-09 05:12:48,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-09 05:12:48,108 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_eh_abort [2024-11-09 05:12:48,108 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_eh_abort [2024-11-09 05:12:48,108 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2024-11-09 05:12:48,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2024-11-09 05:12:48,108 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2024-11-09 05:12:48,108 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2024-11-09 05:12:48,108 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2024-11-09 05:12:48,109 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2024-11-09 05:12:48,109 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2024-11-09 05:12:48,109 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2024-11-09 05:12:48,109 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-09 05:12:48,109 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-09 05:12:48,109 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2024-11-09 05:12:48,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2024-11-09 05:12:48,109 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_teardown [2024-11-09 05:12:48,109 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_teardown [2024-11-09 05:12:48,110 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_percpu_thread_create [2024-11-09 05:12:48,110 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_percpu_thread_create [2024-11-09 05:12:48,110 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_begin [2024-11-09 05:12:48,110 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_begin [2024-11-09 05:12:48,110 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_send_fw_iscsi_init_msg [2024-11-09 05:12:48,110 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_send_fw_iscsi_init_msg [2024-11-09 05:12:48,110 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2024-11-09 05:12:48,110 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2024-11-09 05:12:48,110 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-09 05:12:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-09 05:12:48,111 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-09 05:12:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-09 05:12:48,111 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2024-11-09 05:12:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2024-11-09 05:12:48,111 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_conn_from_id [2024-11-09 05:12:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_conn_from_id [2024-11-09 05:12:48,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:12:49,857 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:12:49,866 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:12:50,287 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-09 05:13:22,062 INFO L? ?]: Removed 4146 outVars from TransFormulas that were not future-live. [2024-11-09 05:13:22,062 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:13:25,919 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:13:25,919 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-09 05:13:25,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:13:25 BoogieIcfgContainer [2024-11-09 05:13:25,920 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:13:25,922 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:13:25,922 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:13:25,926 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:13:25,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:12:40" (1/3) ... [2024-11-09 05:13:25,927 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35183b8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:13:25, skipping insertion in model container [2024-11-09 05:13:25,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:12:46" (2/3) ... [2024-11-09 05:13:25,928 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35183b8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:13:25, skipping insertion in model container [2024-11-09 05:13:25,928 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:13:25" (3/3) ... [2024-11-09 05:13:25,929 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i [2024-11-09 05:13:25,950 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:13:25,950 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:13:26,094 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:13:26,102 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@476a7e70, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:13:26,102 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:13:26,117 INFO L276 IsEmpty]: Start isEmpty. Operand has 2751 states, 1696 states have (on average 1.3555424528301887) internal successors, (2299), 1804 states have internal predecessors, (2299), 899 states have call successors, (899), 155 states have call predecessors, (899), 154 states have return successors, (891), 843 states have call predecessors, (891), 891 states have call successors, (891) [2024-11-09 05:13:26,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2024-11-09 05:13:26,188 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:13:26,190 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:13:26,190 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:13:26,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:13:26,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1669183540, now seen corresponding path program 1 times [2024-11-09 05:13:26,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:13:26,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206185074] [2024-11-09 05:13:26,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:13:26,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:13:33,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:13:34,447 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 565 trivial. 0 not checked. [2024-11-09 05:13:34,449 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:13:34,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206185074] [2024-11-09 05:13:34,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1206185074] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:13:34,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:13:34,452 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:13:34,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924514567] [2024-11-09 05:13:34,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:13:34,459 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-09 05:13:34,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:13:34,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-09 05:13:34,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:13:34,502 INFO L87 Difference]: Start difference. First operand has 2751 states, 1696 states have (on average 1.3555424528301887) internal successors, (2299), 1804 states have internal predecessors, (2299), 899 states have call successors, (899), 155 states have call predecessors, (899), 154 states have return successors, (891), 843 states have call predecessors, (891), 891 states have call successors, (891) Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-09 05:13:36,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:13:39,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:13:41,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:13:44,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:13:49,547 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:13:52,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:13:53,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:13:55,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:13:57,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:02,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:06,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:08,959 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:10,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:12,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:15,652 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:17,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:20,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:23,014 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:25,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:27,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:27,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:14:27,647 INFO L93 Difference]: Finished difference Result 7319 states and 10826 transitions. [2024-11-09 05:14:27,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-09 05:14:27,651 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 285 [2024-11-09 05:14:27,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:14:27,776 INFO L225 Difference]: With dead ends: 7319 [2024-11-09 05:14:27,776 INFO L226 Difference]: Without dead ends: 4450 [2024-11-09 05:14:27,807 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-09 05:14:27,812 INFO L432 NwaCegarLoop]: 3759 mSDtfsCounter, 2607 mSDsluCounter, 3695 mSDsCounter, 0 mSdLazyCounter, 715 mSolverCounterSat, 2 mSolverCounterUnsat, 18 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 51.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2607 SdHoareTripleChecker+Valid, 7454 SdHoareTripleChecker+Invalid, 735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 715 IncrementalHoareTripleChecker+Invalid, 18 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:14:27,814 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2607 Valid, 7454 Invalid, 735 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 715 Invalid, 18 Unknown, 0 Unchecked, 52.6s Time] [2024-11-09 05:14:27,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4450 states. [2024-11-09 05:14:28,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4450 to 4449. [2024-11-09 05:14:28,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4449 states, 2763 states have (on average 1.338038364096996) internal successors, (3697), 2892 states have internal predecessors, (3697), 1401 states have call successors, (1401), 285 states have call predecessors, (1401), 284 states have return successors, (1400), 1347 states have call predecessors, (1400), 1400 states have call successors, (1400) [2024-11-09 05:14:28,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4449 states to 4449 states and 6498 transitions. [2024-11-09 05:14:28,319 INFO L78 Accepts]: Start accepts. Automaton has 4449 states and 6498 transitions. Word has length 285 [2024-11-09 05:14:28,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:14:28,321 INFO L471 AbstractCegarLoop]: Abstraction has 4449 states and 6498 transitions. [2024-11-09 05:14:28,322 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-11-09 05:14:28,322 INFO L276 IsEmpty]: Start isEmpty. Operand 4449 states and 6498 transitions. [2024-11-09 05:14:28,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 446 [2024-11-09 05:14:28,366 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:14:28,367 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 6, 6, 6, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:14:28,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:14:28,368 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:14:28,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:14:28,369 INFO L85 PathProgramCache]: Analyzing trace with hash -742751228, now seen corresponding path program 1 times [2024-11-09 05:14:28,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:14:28,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [853187097] [2024-11-09 05:14:28,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:14:28,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:14:35,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:14:36,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2234 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2227 trivial. 0 not checked. [2024-11-09 05:14:36,716 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:14:36,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [853187097] [2024-11-09 05:14:36,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [853187097] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:14:36,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:14:36,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 05:14:36,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960215407] [2024-11-09 05:14:36,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:14:36,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:14:36,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:14:36,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:14:36,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:14:36,726 INFO L87 Difference]: Start difference. First operand 4449 states and 6498 transitions. Second operand has 5 states, 5 states have (on average 25.2) internal successors, (126), 5 states have internal predecessors, (126), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-09 05:14:38,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:41,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:43,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:45,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:49,425 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:51,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:53,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:14:55,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:02,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:05,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:07,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:09,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:12,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:14,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:16,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:18,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:22,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:24,979 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:26,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:34,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:36,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:39,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:41,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:43,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:45,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:47,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:50,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:51,968 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:57,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:15:59,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:00,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:03,493 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:05,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:07,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:09,586 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:09,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:16:09,783 INFO L93 Difference]: Finished difference Result 8899 states and 12996 transitions. [2024-11-09 05:16:09,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:16:09,784 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.2) internal successors, (126), 5 states have internal predecessors, (126), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) Word has length 445 [2024-11-09 05:16:09,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:16:09,818 INFO L225 Difference]: With dead ends: 8899 [2024-11-09 05:16:09,819 INFO L226 Difference]: Without dead ends: 4445 [2024-11-09 05:16:09,838 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:16:09,839 INFO L432 NwaCegarLoop]: 3680 mSDtfsCounter, 1 mSDsluCounter, 11032 mSDsCounter, 0 mSdLazyCounter, 1349 mSolverCounterSat, 1 mSolverCounterUnsat, 30 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 90.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 14712 SdHoareTripleChecker+Invalid, 1380 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1349 IncrementalHoareTripleChecker+Invalid, 30 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 92.6s IncrementalHoareTripleChecker+Time [2024-11-09 05:16:09,839 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 14712 Invalid, 1380 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1349 Invalid, 30 Unknown, 0 Unchecked, 92.6s Time] [2024-11-09 05:16:09,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4445 states. [2024-11-09 05:16:10,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4445 to 4445. [2024-11-09 05:16:10,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4445 states, 2761 states have (on average 1.3375588554871423) internal successors, (3693), 2890 states have internal predecessors, (3693), 1399 states have call successors, (1399), 285 states have call predecessors, (1399), 284 states have return successors, (1398), 1345 states have call predecessors, (1398), 1398 states have call successors, (1398) [2024-11-09 05:16:10,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4445 states to 4445 states and 6490 transitions. [2024-11-09 05:16:10,072 INFO L78 Accepts]: Start accepts. Automaton has 4445 states and 6490 transitions. Word has length 445 [2024-11-09 05:16:10,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:16:10,073 INFO L471 AbstractCegarLoop]: Abstraction has 4445 states and 6490 transitions. [2024-11-09 05:16:10,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.2) internal successors, (126), 5 states have internal predecessors, (126), 2 states have call successors, (50), 2 states have call predecessors, (50), 1 states have return successors, (46), 2 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-09 05:16:10,074 INFO L276 IsEmpty]: Start isEmpty. Operand 4445 states and 6490 transitions. [2024-11-09 05:16:10,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2024-11-09 05:16:10,098 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:16:10,099 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 6, 6, 6, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:16:10,099 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 05:16:10,100 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:16:10,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:16:10,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1930239969, now seen corresponding path program 1 times [2024-11-09 05:16:10,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:16:10,103 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482154730] [2024-11-09 05:16:10,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:16:10,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:16:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:16:20,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2234 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 2223 trivial. 0 not checked. [2024-11-09 05:16:20,023 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:16:20,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482154730] [2024-11-09 05:16:20,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482154730] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:16:20,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1325140220] [2024-11-09 05:16:20,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:16:20,026 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:16:20,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:16:20,029 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:16:20,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-09 05:16:28,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:16:28,965 INFO L255 TraceCheckSpWp]: Trace formula consists of 5743 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 05:16:28,987 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:16:29,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2234 backedges. 430 proven. 0 refuted. 0 times theorem prover too weak. 1804 trivial. 0 not checked. [2024-11-09 05:16:29,496 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:16:29,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1325140220] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:16:29,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-09 05:16:29,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2024-11-09 05:16:29,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872970884] [2024-11-09 05:16:29,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:16:29,498 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-09 05:16:29,498 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:16:29,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-09 05:16:29,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 05:16:29,499 INFO L87 Difference]: Start difference. First operand 4445 states and 6490 transitions. Second operand has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 3 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-09 05:16:31,588 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:33,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:35,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:38,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:41,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:43,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:45,818 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:47,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:53,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:55,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:16:58,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:00,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:02,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:06,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:08,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:10,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:12,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:16,368 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:18,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:20,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:25,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:27,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:29,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:34,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:36,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:38,156 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:40,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:42,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:44,222 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:46,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:48,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:52,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:54,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:55,803 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:17:58,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:00,835 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:02,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:04,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 05:18:05,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:18:05,074 INFO L93 Difference]: Finished difference Result 8888 states and 12977 transitions. [2024-11-09 05:18:05,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-09 05:18:05,075 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 3 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 450 [2024-11-09 05:18:05,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:18:05,109 INFO L225 Difference]: With dead ends: 8888 [2024-11-09 05:18:05,110 INFO L226 Difference]: Without dead ends: 4430 [2024-11-09 05:18:05,130 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 454 GetRequests, 448 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 05:18:05,131 INFO L432 NwaCegarLoop]: 3676 mSDtfsCounter, 1 mSDsluCounter, 11017 mSDsCounter, 0 mSdLazyCounter, 1342 mSolverCounterSat, 2 mSolverCounterUnsat, 34 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 93.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 14693 SdHoareTripleChecker+Invalid, 1378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1342 IncrementalHoareTripleChecker+Invalid, 34 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 95.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:18:05,131 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 14693 Invalid, 1378 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1342 Invalid, 34 Unknown, 0 Unchecked, 95.3s Time] [2024-11-09 05:18:05,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4430 states. [2024-11-09 05:18:05,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4430 to 4430. [2024-11-09 05:18:05,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4430 states, 2752 states have (on average 1.3372093023255813) internal successors, (3680), 2881 states have internal predecessors, (3680), 1395 states have call successors, (1395), 283 states have call predecessors, (1395), 282 states have return successors, (1394), 1341 states have call predecessors, (1394), 1394 states have call successors, (1394) [2024-11-09 05:18:05,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4430 states to 4430 states and 6469 transitions. [2024-11-09 05:18:05,346 INFO L78 Accepts]: Start accepts. Automaton has 4430 states and 6469 transitions. Word has length 450 [2024-11-09 05:18:05,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:18:05,347 INFO L471 AbstractCegarLoop]: Abstraction has 4430 states and 6469 transitions. [2024-11-09 05:18:05,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 28.2) internal successors, (141), 5 states have internal predecessors, (141), 3 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-11-09 05:18:05,347 INFO L276 IsEmpty]: Start isEmpty. Operand 4430 states and 6469 transitions. [2024-11-09 05:18:05,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 464 [2024-11-09 05:18:05,376 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:18:05,376 INFO L215 NwaCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 21, 21, 6, 6, 6, 6, 6, 6, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 05:18:05,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-09 05:18:05,576 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-09 05:18:05,577 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:18:05,578 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:18:05,579 INFO L85 PathProgramCache]: Analyzing trace with hash -683440205, now seen corresponding path program 1 times [2024-11-09 05:18:05,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:18:05,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594419644] [2024-11-09 05:18:05,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:18:05,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:18:11,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:14,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2236 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 2225 trivial. 0 not checked. [2024-11-09 05:18:14,310 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:18:14,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594419644] [2024-11-09 05:18:14,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594419644] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:18:14,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [122289969] [2024-11-09 05:18:14,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:18:14,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:18:14,311 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:18:14,312 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:18:14,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0baf0995-f201-4557-ba53-0fc2781f2061/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-09 05:18:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:18:22,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 5776 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-09 05:18:22,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:18:22,709 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2024-11-09 05:18:24,592 WARN L873 $PredicateComparison]: unable to prove that (exists ((|#Ultimate.meminit_#ptr.base| Int)) (= (store |c_old(#memory_int)| |#Ultimate.meminit_#ptr.base| ((as const (Array Int Int)) 0)) |c_#memory_int|)) is different from true [2024-11-09 05:18:24,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2024-11-09 05:18:25,414 INFO L349 Elim1Store]: treesize reduction 16, result has 23.8 percent of original size [2024-11-09 05:18:25,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 16 [2024-11-09 05:18:52,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2236 backedges. 369 proven. 2 refuted. 0 times theorem prover too weak. 1862 trivial. 3 not checked. [2024-11-09 05:18:52,823 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:19:12,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [122289969] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-09 05:19:12,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [687911048] [2024-11-09 05:19:12,186 INFO L159 IcfgInterpreter]: Started Sifa with 202 locations of interest [2024-11-09 05:19:12,186 INFO L166 IcfgInterpreter]: Building call graph [2024-11-09 05:19:12,191 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-09 05:19:12,198 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-09 05:19:12,199 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-09 05:22:21,987 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_memset with input of size 4116 for LOIs [2024-11-09 05:23:15,525 INFO L197 IcfgInterpreter]: Interpreting procedure ldv_init_zalloc with input of size 4122 for LOIs [2024-11-09 05:26:40,664 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.meminit with input of size 4140 for LOIs